Generic OBD PID List
WARNING: This page is about a different variant/trim than selected.
GENERIC OBD PID LIST
| Freeze Frame | Acronym | Description | Measurement Units | ||||
|---|---|---|---|---|---|---|---|
| AIR | Secondary Air Status | On/Off | |||||
| CCNT | Continuous DTC Counter | Unitless | |||||
| X | ECT | Engine Coolant Temperature | Degrees | ||||
| X | FUEL SYS1 | Fuel System Feedback Control Status-Bank 1 | OL/CL/OL DRIVE (1) / OL FAULT/ CL FAULT | ||||
| X | FUEL SYS2 | Fuel System Feedback Control Status-Bank 2 | OL/CL/OL DRIVE (1) /OL FAULT/ CL FAULT | ||||
| IAT | Intake Air Temperature | Degrees | |||||
| X | LOAD (2) | Calculated Engine Load | % | ||||
| X | LONGFT1 | Current Bank 1 Fuel Trim Adjustment (kamref1) From Stoichiometry Which Is Considered Long Term. | % | ||||
| X | LONGFT2 | Current Bank 2 Fuel Trim Adjustment (kamref2) From Stoichiometry Which Is Considered Long Term. | % | ||||
| MAF | Mass Air Flow Rate | gm/s-lb/min | |||||
| O2S11 | Bank 1 Upstream Oxygen Sensor (11) | Volts | |||||
| O2S12 | Bank 1 Downstream Oxygen Sensor (12) | Volts | |||||
| O2S13 | Bank 1 Downstream Oxygen Sensor (13) | Volts | |||||
| O2S21 | Bank 2 Upstream Oxygen Sensor (21) | Volts | |||||
| O2S22 | Bank 2 Downstream Oxygen Sensor (22) | Volts | |||||
| OBDSUP | On-Board Diagnostic System | OBD II | |||||
| OBD I | |||||||
| OBD Combination of or None | |||||||
| PTO | Power Take-Off Status | On/Off | |||||
| X | RPM | Revolutions per Minute | RPM | ||||
| X | SHRTFT1 | Current Bank Fuel Trim Adjustment (lambse1) From Stoichiometry Which Is Considered Short Term. | % | ||||
| X | SHRTFT2 | Current Bank 2 Fuel Trim Adjustment (lambse1) From Stoichiometry Which Is Considered Short Term. | % | ||||
| SPARKADV | Spark Advance | Degrees | |||||
| X | TP VSS |
Throttle Position Vehicle Speed Sensor |
% km/h-mph |
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An X in the Freeze Frame column denotes both a mode 1 and mode 2 PID (real time and freeze frame).
CL = Closed loop using HO2S(s) as feedback for fuel control OL DRIVE = Open loop due to driving conditions (heavy acceleration). OL FAULT = Open loop due to fault with all upstream HO2S sensors. CL FAULT = Closed loop fuel control, but fault with one upstream HO2S sensor on dual bank vehicles. |
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