Scan Tool Parameter | Units Displayed | Typical Data Value | Reference |
---|---|---|---|
3X Crank Sensor | RPM | Same as engine speed | DTC P1374 3X Reference Circuit |
24X Crank Sensor | RPM | Same as engine speed, up to 1600 RPM | DTC P0336 CKP Sensor Circuit Performance |
Abuse Management | Active / Inactive | Inactive | Automatic Transaxle Diagnosis |
A/C High Side | Pressure / Volts | Varies with refrigerant temperature | PCM Controlled Air Conditioning Diagnosis |
A/C OFF For WOT | Yes / No | No | PCM Controlled Air Conditioning Diagnosis |
A/C Pressure Disable | Yes / No | No (Yes with low or high A/C refrigerant pressure) | PCM Controlled Air Conditioning Diagnosis |
A/C Request | Yes / No | No (Yes with A/C ON) | PCM Controlled Air Conditioning Diagnosis |
Actual EGR Position | Percent | 0% | EGR System Description |
Air/Fuel Ratio | Ratio | 14.2:1-14.7:1 | Fuel Metering Modes of Operation |
BARO | Volts / kPa | 65-110 (Depends on altitude and barometric pressure). | Information Sensors Description |
Brake Switch | Applied / Released | Released | Transaxle Diagnosis |
Cam Signal Present | Yes / No | Yes | Information Sensors Description DTC P0341 CMP Sensor Circuit Performance |
Commanded A/C | ON / OFF | OFF (ON with A/C requested) | PCM Controlled Air Conditioning Diagnosis |
Commanded Fuel Pump | ON / OFF | ON | Fuel Pump Relay Circuit Diagnosis |
Commanded Gen | ON / OFF | ON | DTC P0560 System Voltage |
Cruise Mode | ON / OFF | OFF | Information Sensors Description |
Cruise Inhibited | Yes / No | Yes | DTC P1662 Cruise Control Inhibit Control Circuit |
Current Gear | 1 / 2 /3 / 4 | 1 | Automatic Transaxle Diagnosis |
Decel Fuel Mode | Active / Inactive | Inactive | Fuel Metering Modes of Operation |
Desired EGR Position | Percent | 0% | EGR System Description |
Desired Idle Speed | RPM | PCM commanded idle speed (varies with temperature). | Idle Air Control System Check |
ECT | °C, °F | 85°C-105°C / 185°F-220°F (varies with temperature) | Information Sensors Description |
EGR Closed Valve Pintle | Volts | 0.14-1.0 volt | EGR System Description |
EGR Duty Cycle | Percent | 0% | EGR System Description |
EGR Feedback | Volts | 0.14-1.0 volt | EGR System Description |
EGR Position Error | Percent | 0%-9% | EGR System Description |
EGR Flow Test Count | Counts | 0-10 | EGR System Description |
Engine Load | Percent | 2%-5% at idle 7%-10% at 2500 RPM | Engine Load |
Engine Run Time | Hr: Min: Sec | Depends on time since startup. | Engine Run Time |
Engine Speed | RPM | +/-100 RPM from Desired Idle | Information Sensors Description Idle Air Control System Check |
EVAP Canister Purge | Percent | 0%-25% (varies) | EVAP Control System Description |
EVAP Vent Solenoid | Open / Closed | EVAP Control System Description | |
Fans Low Speed/ Fans High Speed | ON / OFF | OFF (On with low speed fans running) | Electric Cooling Fan Diagnosis |
Fuel Trim Cell | Cell # | 0 | DTC P0172 Fuel Trim System Rich |
Fuel Trim Learn | Disabled / Enabled | Enabled | Fuel Trim Learn |
Generator Lamp | ON / OFF | OFF | PCM Controlled Warning Lamps Description |
HO2S Sensor 1 | Not Ready / Ready | Ready | Information Sensors Description |
HO2S Sensor 1 | millivolts | 0-1000, constantly varying | Information Sensors Description |
HO2S Sensor 2 | millivolts | 0-1000, varies | Information Sensors Description |
HO2S XCount | millivolts | Varies | -- |
Hot Mode | ON / OFF | OFF | Transaxle Diagnosis |
IAC Position | Counts | 10-40 | Idle Air Control System Check |
IAT | °C, °F | Varies with ambient air temperature. | Information Sensors Description |
Ignition 1 | Volts | 13 (Varies) | DTC P0560 System Voltage |
Ignition Mode | IC/Bypass | IC with ICM controlling timing / Bypass with fixed timing | Electronic Ignition System Description |
Injector Status | OK / Stuck High / Stuck Low | OK | DTC P0201-P0206 Injector Control Circuit |
Injector Pulse Width | milliseconds | 1.5-3.5 (Varies with engine load) | Injector Pulse Width |
Knock Retard | Degrees | 0° | Knock Sensor System Description |
Long Term FT | Percent | -10%-10% | DTC P0171 Fuel Trim System Lean |
Loop Status | Open / Closed | Closed | DTC P0125 ECT Excessive Time to Closed Loop |
Low Oil Lamp | ON / OFF | OFF | PCM Controlled Warning Lamps Description |
MAF | g/s | 4-6 gm/s at idle 13-16 gm/s at 2500 RPM (Depends on engine load and barometric pressure) | Information Sensors Description |
MAF Frequency | Hz | 1200-3000 (Depends on engine load and barometric pressure). | PCM Controlled Warning Lamps Description |
MAP | kPa / Volts | 25-48 kPa / 1-2 Volts (Depends on engine load and barometric pressure). | Information Sensors Description |
MIL | ON / OFF | OFF | Powertrain OBD System Check |
Total Misfire Failures | Counts | 0 | DTC P0300 OBD System Check |
Misfire Current #1-#6 | Counts | 0-4 | DTC P0300 OBD System Check |
Misfire History #1-#6 | Counts | 0 | DTC P0300 OBD System Check |
Total Misfire Passes (Since First Fail) | Counts | 0 | DTC P0300 OBD System Check |
Non-Volatile | Pass / Fail | Pass | -- |
Power Enrichment | Active / Inactive | Inactive | Fuel Metering Modes of Operation |
Short Term FT | Percent | -10%-10% | DTC P0171 Fuel Trim System Lean |
Spark | Degrees | 20° (varies) | -- |
Start Up ECT | °C, °F | Depends on engine coolant temperature at time of startup | -- |
Start Up IAT | °C, °F | Depends on intake air temperature at time of startup | -- |
TCC Engaged | Engage/ Disengage | No | Transaxle Diagnosis |
Total Misfire Current C(ount) | Counts | 0-5 | DTC P0300 Engine Misfire Detected |
TP Angle | Percent | 0% | DTC P0123 TP Sensor Circuit High Voltage |
TP Sensor | Volts | 0.20-0.74 | DTC P0123 TP Sensor Circuit High Voltage Information Sensors Description |
Transmission Range | Park / Reverse / Neutral / Drive 4 / Drive 3 / Drive 2 / Low | Park | Information Sensors Description |
TR Switch P A B C | Low / High | Low / Low / High / High | Information Sensors Description |
TWC Protection | Active / Inactive | Inactive | Fuel Metering Modes of Operation |
Vehicle Speed | MPH, Km/h | 0 | Automatic Transaxle Diagnosis |
VTD Fuel Disable | Active / Inactive | Inactive | DTC P1626 DTC P1629 |