Table 1: | IPC Indicators |
Table 2: | DIC Indicators |
The indicator description and operation uses generic indicator names. Refer to the table below for the indicators that are available on this vehicle:
Vehicle Indicator Name | Indicator Description Title |
---|---|
1-4 SHIFT | Shift Indicator(s) |
ABS | ABS Indicator(s) |
Air Bag Symbol | Air Bag Indicator(s) |
BRAKE | Brake System Indicator(s) |
Check Engine Symbol | Malfunction Indicator Lamp (MIL) |
CHECK GAGES | Check Gages Indicator |
Fasten Safety Belt Symbol | Fasten Safety Belt Indicator |
High Beam Symbol | Lighting System Indicator(s) |
MPH or KM/H | MPH or KM/H Indicator |
SECURITY | Theft Deterrent Indicator(s) |
Traction Control and Active Handling Symbol | Traction Control and Active Handling Indicator(s) |
Turn Signal Symbols | Lighting System Indicator(s) |
Vehicle Indicator Name | Indicator Description Title |
---|---|
ABS ACTIVE | ABS Indicator(s) |
ACT HNDLG-WARMING UP | Traction Control and Active Handling Indicator(s) |
ACTIVE HANDLING | Traction Control and Active Handling Indicator(s) |
BRAKE BEFORE SHIFT | Transmission System Indicator(s) |
CHANGE OIL NOW | Engine Oil Indicator(s) |
CHANGE OIL SOON | Engine Oil Indicator(s) |
CHARGE SYSTEM FAULT | Charging System Indicator(s) |
COMPETITIVE DRIVING | Traction Control and Active Handling Indicator(s) |
COOLANT OVER TEMP | Engine Coolant Indicator(s) |
CRUISE DISENGAGED | Cruise Control Indicator(s) |
CRUISE SET XX KM/H (XX MPH) | Cruise Control Indicator(s) |
DOOR AJAR | Door Ajar Indicator |
ENGINE PROTECTION, REDUCE ENGINE RPM | Reduced Engine Power Indicator |
FLAT TIRE-XX, MAX SPD 55, REDUCED HNDLG | Tire Pressure Indicator(s) |
HATCH AJAR | Hatch Ajar Indicator |
HIGH OIL TEMPERATURE, REDUCE ENGINE RPM | Engine Oil Indicator(s) |
HIGH TIRE PRESSURE-XX | Tire Pressure Indicator(s) |
HIGH TRANS TEMP | Transmission System Indicator(s) |
HIGH VOLTAGE | Charging System Indicator(s) |
LOW BRAKE FLUID | Brake System Indicator(s) |
LOW FUEL | Fuel System Indicator(s) |
LOW OIL LEVEL | Engine Oil Indicator(s) |
LOW OIL PRESSURE | Engine Oil Indicator(s) |
LOW TIRE PRESSURE-XX | Tire Pressure Indicator(s) |
LOW VOLTAGE | Charging System Indicator(s) |
LOW WASHER FLUID | Washer Fluid Indicator |
MAXIMUM SPEED 129 KM/H (80 MPH) | Real Time Damping (RTD) Indicator(s) |
OVER SPEED WARNING | Vehicle Overspeed Indicator |
PULL KEY-WAIT 10 SEC | Steering System Indicator(s) |
REDUCED ENGINE POWER | Reduced Engine Power Indicator |
RESERVE FUEL | Fuel System Indicator(s) |
SERVICE ABS | ABS Indicator(s) |
SERVICE ACTIVE HNDLG | Traction Control and Active Handling Indicator(s) |
SERVICE COLUMN LOCK | Steering System Indicator(s) |
SERVICE RIDE CONTROL | Real Time Damping (RTD) Indicator(s) |
SERVICE TIRE MONITOR | Tire Pressure Indicator(s) |
SERVICE TRACTION SYSTEM | Traction Control and Active Handling Indicator(s) |
SERVICE VEHICLE SOON | Electrical System Indicator(s) |
SHOCKS INOPERATIVE | Real Time Damping (RTD) Indicator(s) |
TONNEAU AJAR | Folding Top Cover Ajar Indicator(s) |
TRAC/ACT HNDLG-ON/OFF | Traction Control and Active Handling Indicator(s) |
TRACTION SYS ACTIVE | Traction Control and Active Handling Indicator(s) |
TRACTION SYSTEM-ON/OFF | Traction Control and Active Handling Indicator(s) |
TRUNK AJAR | Trunk Ajar Indicator |
UPSHIFT NOW! | Shift Indicator(s) |
WARM UP COMPLETE | Traction Control and Active Handling Indicator(s) |
The IPC illuminates the ABS indicator when the following occurs:
• | The electronic brake control module (EBCM) detects a malfunction with the antilock brake system. The IPC receives a class 2 message from the EBCM requesting illumination. |
• | The driver information center displays the SERVICE ABS message, SERVICE ACTIVE HNDLG message, TRAC/ACT HNDLG-ON/OFF message, TRACTION SYS ACTIVE message, or the TRACTION SYSTEM-ON/OFF message. |
• | The IPC performs the displays test at the start of each ignition cycle. The indicator illuminates for approximately 3 seconds. |
The IPC illuminates the ABS ACTIVE indicator in the message center when the electronic brake control module (EBCM) detects the antilock brake system is on. The IPC receives a class 2 message from the EBCM requesting illumination. The DIC displays this message for 3.5 seconds.
The IPC illuminates the SERVICE ABS indicator in the message center when the following occurs:
• | The EBCM detects no anti-lock brakes on the vehicle. The IPC receives a class 2 message from the EBCM requesting illumination. |
• | The IPC also illuminates the ABS indicator and the traction control and active handling system indicator along with a chime when this message is on. |
The IPC illuminates the air bag indicator when the following occurs:
• | The inflatable restraint sensing and diagnostic module (SDM) detects a malfunction with the supplemental inflatable restraint system. The IPC receives a class 2 message from the SDM requesting illumination. |
• | The IPC performs the displays test at the start of each ignition cycle. The IPC flashes the air bag indicator 7 times. |
The IPC illuminates the brake indicator when the following occurs:
• | The IPC detects a low brake fluid condition (signal circuit is low). |
• | The IPC detects the park brake is engaged (signal circuit low). |
• | The IPC performs the displays test at the start of each ignition cycle. The indicator illuminates for approximately 3 seconds. |
• | There is a Dynamic Rear Proportioning (DRP) failure. |
The IPC illuminates the LOW BRAKE FLUID indicator in the message center when the IPC receives a hardwire input from the brake fluid level sensor (signal is low).
The IPC illuminates the CHARGE SYSTEM FAULT indicator in the message center when the following occurs:
• | The PCM detects that there is a problem with the electrical charging system. The IPC receives a class 2 message from the PCM. |
• | If the tachometer is less than 500 RPM and the power mode state is in the crank mode then this message will not be displayed. Instead the CHECK GAGES indicator will illuminate. |
The IPC illuminates the HIGH VOLTAGE indicator in the message center when the IPC detects that the ignition is in RUN and battery voltage is greater than 15.75 V for more than 5 seconds.
The IPC illuminates the LOW VOLTAGE indicator in the message center when the IPC detects that the ignition is in RUN and battery voltage is less than 10 V for more than 5 seconds.
The IPC illuminates the CHECK GAGES indicator when the following occurs:
• | There is low oil pressure, high coolant temperature, low fuel, or a problem with the electrical charging system. |
• | The driver information center displays the COOLANT OVER TEMP, or the LOW OIL PRESSURE message. |
• | The IPC performs the display test at the start of each ignition cycle. |
• | If the tachometer is less than 500 RPM and the power mode state is in the crank mode then the CHECK GAGES indicator will illuminate and not the CHARGE SYSTEM FAULT indicator. |
• | If the engine speed is less than 200 RPM then the CHECK GAGES indicator will illuminate and not the LOW OIL PRESSURE indicator. |
• | When this indicator is on there will be an audible warning chime that goes along with it. |
The IPC illuminates the CRUISE DISENGAGED indicator in the message center when the PCM detects that the cruise control has been turned off. The IPC receives a class 2 message from the PCM indicating the cruise control is turned off. The DIC will display this message for 5 seconds.
The IPC illuminates the CRUISE SET XX KM/H (XX MPH) indicator in the message center when the PCM detects that the vehicle speed the cruise button is engaged. The IPC receives a class 2 message from the PCM indicating the cruise control is turned on and the vehicle speed. The DIC will display this message for 5 seconds and override any other messages displayed in the DIC. The DIC will not display the cruise set speed if the value is less than 32 KM/H (20 MPH).
The IPC illuminates the DOOR AJAR indicator in the message center when the BCM detects that one of the doors is open. The IPC receives a class 2 message from the BCM indicating the door ajar status. If this message is displayed and the vehicle speed is greater than 0 MPH a chime will sound.
The IPC illuminates the SERVICE VEHICLE SOON indicator in the message center when the following occurs:
• | The IPC never receives or losses the state of health message from the PCM. |
• | There is an electrical system problem. |
• | The ABS system has failed. A class 2 message is sent from the EBCM. |
• | The IPC detects a failure in the selective real time damping system. |
• | The IPC detects a low air pressure condition. |
The IPC illuminates the COOLANT OVER TEMP indicator in the message center when the following occurs:
• | The PCM detects that the engine coolant temperature exceeds 124°C (256°F). The IPC receives a class 2 message from the PCM indicating the high coolant temperature. |
• | The IPC will also illuminate the CHECK GAGES indicator and a chime sounds when this condition exists. |
The IPC illuminates the CHANGE OIL NOW indicator in the message center when the PCM determines that the engine oil needs to be changed now. The IPC receives a class 2 message from the PCM requesting illumination. Once the oil is changed, perform the engine oil monitor reset procedure in order to clear the CHANGE OIL NOW indicator. Refer to GM Oil Life System Resetting in Maintenance and Lubrication.
The IPC illuminates the CHANGE OIL SOON indicator in the message center when the PCM determines that the engine oil should be changed in the very near future. The IPC receives a class 2 message from the PCM requesting illumination. Once the oil is changed, perform the engine oil monitor reset procedure in order to clear the CHANGE OIL SOON indicator. Refer to GM Oil Life System Resetting in Maintenance and Lubrication.
The IPC illuminates the HIGH OIL TEMPERATURE indicator and then the REDUCE ENGINE RPM indicator in the message center in 3 second intervals when the IPC detects that the engine oil temperature exceeds 320°F (160°C). The IPC receives a hardwire input from the engine oil temperature gage sensor.
The IPC illuminates the LOW OIL LEVEL indicator in the message center when the PCM detects a low oil level condition (signal is low). The IPC receives a class 2 message from the PCM requesting illumination.
The IPC illuminates the LOW OIL PRESSURE indicator in the message center when the following occurs:
• | The PCM detects a low oil pressure condition. The IPC receives a class 2 message from the PCM requesting illumination. |
• | The IPC also illuminates the CHECK GAGES indicator and activates a chime when this message is on. |
• | If the engine speed is less than 200 RPM then the CHECK GAGES indicator will be the only indicator to illuminate. |
The IPC illuminates the fasten safety belt indicator when the following occurs:
• | The IPC detects that the driver's seat belt is unbuckled. The IPC illuminates the indicator for 20 seconds and then flashes the indicator for 55 seconds. The IPC activates the audible warning for 8 seconds or until the seat belt is buckled. |
• | The IPC performs the displays test at the start of each ignition cycle. The indicator illuminates for approximately 3 seconds. |
The IPC illuminates the TONNEAU AJAR indicator in the message center when the BCM detects that the folding top is open. The IPC receives a class 2 message from the BCM indicating the tonneau ajar status.
The IPC illuminates the LOW FUEL indicator in the message center when the PCM detects that the fuel level is less than a pre-determined value. The IPC receives a class 2 message from the PCM indicating the fuel level percent. When the LOW FUEL indicator is on, the CHECK GAGES indicator will also illuminate and an audible warning chime will be on.
The IPC illuminates the RESERVE FUEL indicator in the message center when the PCM detects that the fuel level is less than 12 L in a 60 second time period or the fuel level is less than 12 L for 5 seconds immediately after the ignition is on and the vehicle speed is less than 1 MPH. The IPC receives a class 2 message from the PCM. When the RESERVE FUEL indicator is on, the CHECK GAGES indicator will also illuminate and an audible warning chime will be on.
The IPC illuminates the HATCH AJAR indicator in the message center when the BCM detects that the hatch is open. The IPC receives a class 2 message from the BCM indicating the hatch ajar status.
The IPC illuminates the high beam indicator when the high beams are on or the flash to pass feature is activated. The IPC receives a discrete input from the headlamp dimmer switch requesting illumination.
The IPC illuminates the right or left turn signal indicator when a turn signal or a hazard request is received. The IPC receives a discrete input from the turn signal switch requesting illumination. If the BCM determines that the turn signal is active for more than 1.2 km (0.75 mi), the BCM activates the audible warning.
The PCM illuminates the MIL (service engine soon or check engine) when the following occurs:
• | The PCM detects a malfunction in the emissions system. |
• | The PCM performs the displays test at the start of each ignition cycle. The indicator illuminates for approximately 3 seconds. |
• | The ignition is on, with the engine off. |
The MPH or KM/H indicators are internally controlled by the IPC. The MPH or KM/H indicators are illuminated by the IPC to indicate which scale of measurement the IPC is currently displaying (english or metric). The IPC receives a direct input from the DIC switch to change the status from MPH to KM/H.
The IPC illuminates the MAXIMUM SPEED 129 KM/H (80 MPH) indicator in the message center when the PCM detects the shock absorber system has failed and the shocks are in their full soft mode. The IPC receives a class 2 message from the PCM requesting illumination. The SERVICE VEHICLE SOON indicator also turns on when the MAXIMUM SPEED 129 KM/H (80 MPH) indicator is on.
The IPC illuminates the SERVICE RIDE CONTROL indicator in the message center when:
• | The PCM detects a failure in the selective real time damping system. The IPC receives a class 2 message from the PCM requesting illumination. |
• | The SERVICE VEHICLE SOON indicator also turns on when the SERVICE RIDE CONTROL indicator is on. |
• | After the SHOCKS INOPERATIVE message is displayed for 3 seconds the SERVICE RIDE CONTROL indicator will turn on. These messages will alternate every 3 seconds. |
The IPC illuminates the SHOCKS INOPERATIVE indicator in the message center when the following occurs:
• | The PCM detects a problem in the selective real time damping system which is causing the shocks to be in the soft mode. The IPC receives a class 2 message from the PCM. |
• | After the SHOCKS INOPERATIVE message is displayed for 3 seconds the SERVICE RIDE CONTROL indicator will turn on. These messages will alternate every 3 seconds. |
• | The SERVICE VEHICLE SOON indicator also turns on when the SHOCKS INOPERATIVE indicator is on. |
The IPC illuminates the ENGINE PROTECTION indicator and then the REDUCE ENGINE RPM in the message center when the PCM detects that the engine speed is to high. The IPC receives a class 2 message from the PCM indicating the engine speed.
The IPC illuminates the REDUCED ENGINE POWER indicator in the message center when the PCM detects a malfunction in the throttle actuator control system. The IPC receives a class 2 message from the PCM requesting illumination.
The IPC illuminates the 1-4 Shift indicator when the PCM sends a hard wire input to the IPC. The 1-4 shift indicator is used on 6 speed manual transmission vehicles only. The IPC illuminates this indicator when the PCM determines that a 1-4 shift is necessary.
The IPC illuminates the UPSHIFT NOW! indicator in the message center when the PCM detects that the transmission needs to shift gears. The IPC receives a class 2 message from the PCM indicating the upshift status.
The IPC illuminates the PULL KEY-WAIT 10 SEC indicator in the message center when the BCM detects the ignition key is removed and reinserted before the steering column lock system fully locks or unlocks the steering column. The key must be removed from the ignition switch and you must wait 10 seconds before reinserting the key. If you attempt to operate the vehicle without removing the key for 10 seconds, the vehicle's fuel system will shut down when you reach 1.5 MPH (2.4 KM/H). The IPC receives a class 2 message from the BCM requesting illumination.
The IPC illuminates the SERVICE COLUMN LOCK indicator in the message center when the BCM detects a problem with the locking and unlocking of steering column. The IPC receives a class 2 message from the BCM requesting illumination.
The IPC illuminates the SECURITY indicator as determined by the Vehicle Theft Deterrent (VTD) system and the Content Theft Deterrent (CTD) system. The IPC receives a class 2 message from the BCM requesting illumination.
• | The VTD system requests the IPC to illuminate the indicator only when the ignition switch is ON. The VTD system uses the indicator as a malfunction indicator. |
• | The CTD system requests the IPC to illuminate the indicator only when the ignition switch is OFF. The CTD system uses the indicator in order to identify system status. |
The IPC illuminates the FLAT TIRE-XX indicator and then the MAX SPEED 55 MPH (89 KM/H) indicator and then the REDUCED HANDLING indicator in the message center when the Tire Pressure Monitoring (TPM) system detects that the vehicle has less than 5 psi (34 kPa) in one tire. The IPC receives a class 2 message from the TPM indicating the flat tire condition.
The IPC illuminates the HIGH TIRE PRESSURE-XX indicator in the message center when the Tire Pressure Monitoring (TPM) system detects that the vehicle has more than 42 psi (290 kPa) in one tire. The IPC receives a class 2 message from the TPM indicating the high air pressure condition.
The IPC illuminates the LOW TIRE PRESSURE-XX indicator in the message center when:
• | The Tire Pressure Monitoring (TPM) system detects that the vehicle has less than 25 psi (172 kPa) in one tire. The IPC receives a class 2 message from the TPM indicating the low air pressure condition. |
• | The SERVICE VEHICLE SOON indicator also turns on when the LOW TIRE PRESSURE-XX indicator is on. |
The IPC illuminates the SERVICE TIRE MONITOR indicator in the message center when the Tire Pressure Monitoring (TPM) system detects that one or more of the tire sensors are missing or inoperative. The IPC receives a class 2 message from the TPM indicating the sensor data.
The IPC illuminates the ACT HNDLG-WARMING UP indicator in the message center when the following occurs:
• | The active handling option needs to be present in order for this indicator to appear. The EBCM detects that the engine is on and the vehicle speed is at 6 mph (10 km/h) or below. The IPC receives a class 2 message from the EBCM. The DIC will display this message for 3.5 seconds and then turn off. A chime will sound will this message is displayed. |
• | When this message is displayed the traction control and active handling system indicator turns on. |
The active handling option needs to be present in order for this indicator to appear. The IPC illuminates the ACTIVE HANDLING indicator in the message center when the EBCM detects that the vehicle stability enhancement system is on. The IPC receives a class 2 message from the EBCM. The DIC will display this message for 3.5 seconds and then turn off.
The IPC illuminates the COMPETITIVE DRIVING indicator in the message center when the following occurs:
• | The active handling option needs to be present in order for this indicator to appear. The EBCM detects that competitive driving is on. The IPC receives a class 2 message from the EBCM. |
• | When competitive driving is on and this message is displayed the traction control and active handling system indicator turns off. |
• | When competitive driving is on and this message is displayed the TRAC/ACT HNLDG-ON/OFF message will be turned off in the message center, unless the TRAC/ACT HNDLG-ON was on before the COMPETITIVE DRIVING message turned on. If the TRAC/ACT HNDLG-ON was on before the COMPETITIVE DRIVING message then after the COMPETITIVE DRIVING message is displayed the TRAC/ACT HNDLG-OFF message will turn on. |
The IPC illuminates the SERVICE ACTIVE HNDLG indicator in the message center when the following occurs:
• | The active handling option needs to be present in order for this indicator to appear. The EBCM detects a problem with the active handling system. The IPC receives a class 2 message from the EBCM. |
• | The IPC also illuminates the ABS indicator and the traction control and active handling system indicator along with a chime when this message is on. |
The IPC illuminates the SERVICE TRACTION SYSTEM indicator in the message center when the following occurs:
• | The EBCM detects that there is a problem with the traction control system. The IPC receives a class 2 message from the EBCM. |
• | When the traction system is on and this message is displayed the traction control and active handling system indicator turns on. |
• | The IPC will also illuminate the SERVICE ACTIVE HNDLG indicator after the SERVICE TRACTION SYSTEM indicator is displayed in the message center, when the active handling system is present. |
The IPC illuminates the TRACTION indicator when the following occurs:
• | The electronic brake control module (EBCM) detects a traction control event. The IPC receives a class 2 message from the EBCM requesting illumination. |
• | The driver information center displays the SERVICE ABS, the ACT HNDLG-WARMING UP, the SERVICE ACTIVE HNDLG, the SERVICE TRACTION SYSTEM, the TRAC/ACT HNDLG-ON/OFF, or the TRACTION SYSTEM-ON/OFF message. |
• | The IPC performs the display test at the start of each ignition cycle. The indicator illuminates for approximately 3 seconds. |
The IPC illuminates the TRAC/ACT HNDLG-ON/OFF indicator in the message center when the following occurs:
• | The active handling option needs to be present in order for this indicator to appear. The EBCM detects that the traction/active control system switch is pressed on the console. The IPC receives a class 2 message from the EBCM. When the traction/active system is on, the DIC will display this message for 5 seconds and then turn off. If the traction/active system is off, the DIC will display this message continuously until the traction system is turned on. |
• | When the traction/active system is on and this message is displayed the ABS indicator and the traction control and active handling system indicator turn on. |
• | If the active handling system is inoperative, the IPC reverts to and illuminates the TRACTION SYSTEM-ON/OFF indicator after the SERVICE ACTIVE HNDLG message is displayed in the message center. |
The IPC illuminates the TRACTION SYS ACTIVE indicator in the message center when the electronic brake control module (EBCM) detects the traction control system is limiting wheel spin. The IPC receives a class 2 message from the EBCM requesting illumination. The DIC displays this message for 3.5 seconds. The ABS indicator also turns on when the TRACTION SYS ACTIVE indicator is on.
The IPC illuminates the TRACTION SYSTEM-ON/OFF indicator in the message center when the following occurs:
• | The EBCM detects that the traction control system switch is pressed on the console. The IPC receives a class 2 message from the EBCM. When the traction system is on, the DIC will display this message for 5 seconds and then turn off. If the traction system is off, the DIC will display this message continuously until the traction system is turned on. |
• | When the traction system is on and this message is displayed the ABS indicator and the traction control and active handling system indicator turn on. |
• | The IPC illuminates the TRACTION SYSTEM-ON/OFF indicator after the SERVICE ACTIVE HNDLG message is displayed in the message center, when the active handling system is inoperative. |
The active handling option needs to be present in order for this indicator to appear. The IPC illuminates the WARM UP COMPLETE indicator in the message center when the EBCM has completed the functional check of the active handling system. The IPC receives a class 2 message from the EBCM. The DIC will display this message for 3.5 seconds and then turn off. A chime will sound will this message is displayed.
In order for this indicator to appear the vehicle must have an automatic transmission. The IPC illuminates the BRAKE BEFORE SHIFT indicator in the message center after vehicle startup and 15 seconds have elapsed. The IPC uses the brake switch message to determine when the brake has been pressed.
The IPC illuminates the HIGH TRANS TEMP indicator in the message center when the PCM detects that the transmission fluid temperature exceeds 270°F (132°C). The IPC receives a class 2 message from the PCM indicating the high transmission fluid temperature.
The IPC illuminates the TRUNK AJAR indicator in the message center when the BCM detects that the trunk is open. The IPC receives a class 2 message from the BCM indicating the trunk ajar status.
The IPC illuminates the OVER SPEED indicator in the message center when the PCM detects the vehicle exceeds 119 KM/H (74 MPH). The IPC receives a class 2 message from the PCM requesting illumination.
The IPC illuminates the LOW WASHER FLUID indicator in the message center when the IPC receives a hardwire input from the low washer fluid level sensor (signal is low).