GM Service Manual Online
For 1990-2009 cars only

Door Lock Control Module Scan Tool Information Driver

Table 1: Driver Door Switch Scan Tool Data Parameters
Table 2: Driver Door Switch Scan Tool Output Controls

Driver Door Switch Scan Tool Data Parameters

Parameter

System State

Expected Value

Description

Operating Conditions: Ignition ON

Battery Voltage Signal

--

Varies

This displays volts. This is the voltage input supplied to the driver door switch.

Door Key Cyl. Unlock Switch

--

Idle

The scan tool displays Idle or Unlock. This is the state of the driver door key cylinder unlock switch.

Door Lock Actuator Cmd.

--

Off

The scan tool displays Off, Unlock or Lock. This is the state of the door lock actuator.

Driver Door Ajar Sw.

--

Inactive

The scan tool displays Active or Inactive. This is the state of the driver door ajar switch.

Driver Door Open Sw.

--

Inactive

The scan tool displays Active or Inactive. This is the state of the driver door open switch.

Driver LF Window Switch

--

Off

The scan tool displays Off, Up, Down, Express Up or Express Down. This is the state of the driver left front window switch.

Driver LR Window Switch

--

Off

The scan tool displays Off, Up, Down, Express Up or Express Down. This is the state of the driver left rear window switch.

Driver RF Window Switch

--

Off

The scan tool displays Off, Up, Down, Express Up or Express Down. This is the state of the driver right front window switch.

Driver RR Window Switch

--

Off

The scan tool displays Off, Up, Down, Express Up or Express Down. This is the state of the driver right rear window switch.

Memory Recall Switches

--

Varies

This displays volts. This is the voltage input supplied to the driver door memory recall switches.

Memory Switch 12V Ref.

--

Varies

This displays volts. This is the voltage input supplied to the driver door memory switch.

Memory Switch Backlight

--

Varies

The scan tool displays %. This is the intensity of the backlighting in the memory switch.

Mirror 5-Volt Reference

--

ON

The scan tool displays On or Off. This is the state of the voltage reference circuit to the mirror.

Mirror Fold Switch

--

Idle

The scan tool displays Idle, Extend or Retract. This is the state of the mirror fold switch.

Mirror Motor

--

Idle

The scan tool displays Idle, Invalid, Up, Down, Left and Right. This is the state of the mirror motor.

Mirror Horizontal Position

--

Varies

This displays volts. This is the voltage input supplied to the mirror horizontal position.

Mirror Select Switch

--

Idle

The scan tool displays Idle, Right or Left. This is the state of the mirror select switch.

Mirror Vertical Position

--

Varies

This displays volts. This is the voltage input supplied to the mirror vertical position.

Rear Window Sw. 12V Ref.

--

Varies

This displays volts. This is the voltage input supplied to the rear window switch.

Seat Back Heat Mode Ind. Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat back heat mode indicator.

Seat Back Heat Mode Sw.

--

Inactive

The scan tool displays Active or Inactive. This is the state of the seat back heat mode switch.

Seat Cool Mode Ind. Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat cool mode indicator.

Seat Cool Mode Switch

--

Off

The scan tool displays On or Off. This is the state of the seat cool mode switch.

Seat Heat High Ind. Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat heat high indicator.

Seat Heat Medium Ind. Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat heat medium indicator.

Seat Heat Low Ind. Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat heat low indicator.

Seat Heat Mode Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat heat mode.

Seat Heat Mode Sw.

--

Inactive

The scan tool displays Active or Inactive. This is the state of the seat heat mode switch.

VIN Learned

--

Yes

The scan tool displays Yes or No. This is the state of the driver door switch VIN programming.

Window Lockout Switch

--

Off

The scan tool displays On or Off. This is the state of the driver door window lockout switch.

Window Lockout Switch Indicator Command

--

Off

The scan tool displays On or Off. This is the state of the driver door window lockout switch indicator.

Window Switch Backlight

--

Varies

The scan tool displays %. This is the intensity of the backlighting in the window switch.


Driver Door Switch Scan Tool Output Controls

Scan Tool Output Control

Description

Door Deadbolt Lock/Unlock

This command will lock and unlock the driver door dead bolt actuator.

Door Lock/Unlock

This command will lock and unlock the driver door lock actuator.

Front Window Motor

This test will command the front window both up and down.

Heated Seat Indicators

This will command the heated seat indicators ON and OFF.

Integrated Sw. Backlighting Test

The scan tool commands the % intensity of the integrated switches backlighting.

Mirror Fold

This will command the driver mirror to fold and unfold.

Mirror Heater

This will command the driver mirror heater ON and OFF.

Mirror Left/Right

This will command the driver mirror left and right.

Mirror Up/Down

This will command the driver mirror up and down.

Non-IntegratedBacklighting Test

The scan tool commands the % intensity of the non-integrated switches backlighting.

Power Window Motor Programming

This will enable the driver power window motor to be programmed.

Puddle/Courtesy Lamp

This will command the courtesy lamps ON and OFF.

Window Lockout Indicator

This will command the window lockout indicator ON and OFF.

Door Lock Control Module Scan Tool Information Passenger

Table 1: Passenger Door Switch Scan Tool Data Parameters
Table 2: Passenger Door Switch Scan Tool Output Controls

Passenger Door Switch Scan Tool Data Parameters

Parameter

System State

Expected Value

Description

Operating Conditions: Ignition ON

Battery Voltage Signal

--

Varies

This displays volts. This is the voltage input supplied to the passenger door switch.

Door Key Cyl. Unlock Switch

--

Idle

The scan tool displays Idle or Unlock. This is the state of the passenger door key cylinder unlock switch.

Door Lock Actuator Cmd.

--

Off

The scan tool displays Off, Unlock or Lock. This is the state of the door lock actuator.

Memory Switch 12V Ref.

--

Varies

This displays volts. This is the voltage input supplied to the passenger door memory switch.

Memory Switch Backlight

--

Varies

The scan tool displays %. This is the intensity of the backlighting in the memory switch.

Mirror 5-Volt Reference

--

ON

The scan tool displays On or Off. This is the state of the voltage reference circuit to the mirror.

Mirror Horizontal Position

--

Varies

This displays volts. This is the voltage input supplied to the mirror horizontal position.

Mirror Vertical Position

--

Varies

This displays volts. This is the voltage input supplied to the mirror vertical position.

Passenger Door Ajar Sw.

--

Inactive

The scan tool displays Active or Inactive. This is the state of the passenger door ajar switch.

Passenger Door Open Sw.

--

Inactive

The scan tool displays Active or Inactive. This is the state of the passenger door open switch.

Passenger Window Switch

--

Off

The scan tool displays Off, Up, Down, Express Up or Express Down. This is the state of the driver left front window switch.

Rear Window Sw. 12V Ref.

--

Varies

This displays volts. This is the voltage input supplied to the rear window switch.

Seat Back Heat Mode Ind. Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat back heat mode indicator.

Seat Back Heat Mode Sw.

--

Inactive

The scan tool displays Active or Inactive. This is the state of the seat back heat mode switch.

Seat Cool Mode Ind. Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat cool mode indicator.

Seat Cool Mode Switch

--

Off

The scan tool displays On or Off. This is the state of the seat cool mode switch.

Seat Heat High Ind. Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat heat high indicator.

Seat Heat Medium Ind. Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat heat medium indicator.

Seat Heat Low Ind. Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat heat low indicator.

Seat Heat Mode Cmd.

--

Off

The scan tool displays On or Off. This is the state of the seat heat mode.

Seat Heat Mode Sw.

--

Inactive

The scan tool displays Active or Inactive. This is the state of the seat heat mode switch.

VIN Learned

--

Yes

The scan tool displays Yes or No. This is the state of the passenger door switch VIN programming.

Window Switch Backlight

--

Varies

The scan tool displays %. This is the intensity of the backlighting in the window switch.


Passenger Door Switch Scan Tool Output Controls

Output Control

Description

Door Deadbolt Lock/Unlock

This command will lock and unlock the passenger door dead bolt actuator.

Door Lock/Unlock

This command will lock and unlock the passenger door lock actuator.

Front Window Motor

This test will command the front window both Up and Down.

Heated Seat Indicators

This will command the heated seat indicators ON and OFF.

Integrated Sw. Backlighting Test

The scan tool commands the % intensity of the integrated switches backlighting.

Mirror Fold

This will command the passenger mirror to fold and unfold.

Mirror Heater

This will command the passenger mirror heater ON and OFF.

Mirror Left/Right

This will command the passenger mirror left and right.

Mirror Up/Down

This will command the passenger mirror up and down.

Non-Integrated Sw. Backlighting Test

The scan tool commands the % intensity of the non-integrated switches backlighting.

Puddle/Courtesy Lamp

This will command the courtesy lamps ON and OFF.