Parameter Identification (PID) Chart
Diagnostic PID Chart
| PID Acronym | PID Name | Description |
|---|---|---|
| BOO | Brake On Off | Brake pedal position |
| GEAR | Gear Commanded by Module | PCM commanded transmission gear |
| GEAR_OSC | Gear Commanded by Output State Control | Output state control commanded gear |
| GEAR_RAT | Gear Ratio Commanded | Theoretical transmission gear ratio commanded |
| HRSH_SHFT | Firm Shift | Output state control commanded firm shift |
| LINEDSD# | Line Pressure Control Desired | Commanded line pressure |
| LINEDSD | Commanded Line Pressure | Commanded line pressure |
| LPC | Line Pressure Control | Commanded pressure for the Line Pressure Control (LPC) Variable Force Solenoid (VFS) |
| LPC_AMP# | Line Pressure Control in Amps | Commanded current for the Line Pressure Control (LPC) Variable Force Solenoid (VFS) |
| LPC_F | Line Pressure Control Status | Fault status for the Line Pressure Control (LPC) Variable Force Solenoid (VFS) |
| OSS | OSS Sensor | Actual speed of the OSS sensor |
| OSSFM | OSS Sensor Failure Mode | OSS sensor failure mode, No Fault/Yes Fault |
| OSS_F | OSS Reliable | Fault status for the OSS sensor, No Fault/Yes Fault |
| OSS_SRC | Unfiltered OSS A | Actual speed of the OSS sensor (RPM) |
| PCAFM | Pressure Control Solenoid A (PCA) Failure Mode | Pressure control failure mode, No Fault/Yes Fault |
| RPM | Engine Revolutions Per Minute | Engine RPM input to PCM |
| SHFT_DROP | Shift RPM Drop in ISS Below Expected | Shift RPM drop in ISS below expected |
| SHFT_FLRE | Shift RPM Rise in ISS Above Expected | Shift RPM rise in ISS above expected |
| SHFT_ID | Shift Identification of Shift (PID)s Lag, Time, Flare and Drop | Shift identification of shift Parameter Identifications (PIDs) lag, time, flare and drop |
| SHFT_TIME | Shift Time Elapsed From Commanded to 10% Complete | Shift time 0% to 10% complete |
| SSA/SS1# | SSE | Commanded state for Shift Solenoid E (SSE), ON/OFF |
| SSA/SS1_F | SSE | Fault status for Shift Solenoid E (SSE), No Fault/Yes Fault |
| SSPCA | Shift Solenoid Pressure Control A (SSPCA) | Commanded pressure for the Shift Solenoid Pressure Control A (SSPCA)/CB1234 |
| SSA_AMP | Shift Solenoid Pressure Control A (SSPCA) Amp | Commanded current for the Shift Solenoid Pressure Control A (SSPCA)/CB1234 |
| SSPCA_F | Shift Solenoid Pressure Control A (SSPCA) Fault Status | Fault status for the Shift Solenoid Pressure Control A (SSPCA)/CB1234, No Fault/Yes Fault |
| SSPCB | Shift Solenoid Pressure Control B (SSPCB) | Commanded pressure for the Shift Solenoid Pressure Control B (SSPCB)/C35R |
| SSB_AMP | Shift Solenoid Pressure Control B (SSPCB) | Commanded current for the Shift Solenoid Pressure Control B (SSPCB)/C35R |
| SSPCB_F | Shift Solenoid Pressure Control B (SSPCB) Fault Status | Fault status for the Shift Solenoid Pressure Control B (SSPCB)/C35R, No Fault/Yes Fault |
| SSPCC | Shift Solenoid Pressure Control C (SSPCC) | Commanded pressure for the Shift Solenoid Pressure Control C (SSPCC)/CB26 |
| SSC_AMP | Shift Solenoid Pressure Control C (SSPCC) | Commanded current for the Shift Solenoid Pressure Control C (SSPCC)/CB26 |
| SSPCC_F | Shift Solenoid Pressure Control C (SSPCC) Fault Status | Fault status for the Shift Solenoid Pressure Control C (SSPCC)/CB26, No Fault/Yes Fault |
| SSPCD | Shift Solenoid Pressure Control D (SSPCD) | Commanded pressure for the Shift Solenoid Pressure Control D (SSPCD)/CBLR, C456 |
| SSPCD_F | Shift Solenoid Pressure Control D (SSPCD) Fault Status | Fault status for the Shift Solenoid Pressure Control D (SSPCD)/CBLR, C456, No Fault/Yes Fault |
| SST_D | Select Shift Transmission - Down Switch Input | SelectShift™ transmission-down switch input, High/Low |
| SST_U | Select Shift Transmission - Up Switch Input | SelectShift™ transmission-up switch input, High/Low |
| TCC AMP | Converter Pressure Control | Commanded current for the TCC |
| TCCFM | TCC Failure Mode | TCC unlocking due to slipping, No Fault/Yes Fault |
| TCCPC | Torque Converter Clutch Solenoid Pressure Control | Commanded pressure for the TCC |
| TCCPC_F | Torque Converter Clutch Pressure Control Fault | Fault status for the TCC, No Fault/Yes Fault |
| TCC_OSC | Output State Control of Torque Converter | Output state control commanded pressure to the TCC |
| TCC_RAT | Transmission Slip Ratio | Actual speed ratio of torque converter (1.0 = fully engaged) |
| TCIL | TCIL | TCIL, ON/OFF |
| TCS | TCS | TCS requested state, Not Depressed/Depressed |
| TC_SLIPACT | Torque Converter Slip Actual | Actual difference between engine speed and turbine speed, measured in RPM |
| TC_SLIPDSD | Torque Converter Slip Desired | PCM commanded difference between engine speed and turbine speed, measured in RPM |
| TC_SLIP_ABSL | Torque Converter Slip Absolute | Actual value of torque converter slip |
| TFT | TFT | TFT degrees |
| TFT_F | TFT Status | Fault status for TFT sensor, No Fault/Yes Fault |
| TFTV | TFT Volts | TFT voltage |
| TIRESIZE | Tire Size | Tire size revolutions per mile |
| TP1 | TP Sensor 1 | TP sensor 1 voltage |
| TR | TR | TR switch actual position, Open/Closed |
| TR1 | TR 1 | TR switch 1 actual position, Open/Closed |
| TR2 | TR 2 | TR switch 2 actual position, Open/Closed |
| TR3 | TR 3 | TR switch 3 actual position, Open/Closed |
| TR4 | TR 4 | TR switch 4 actual position, Open/Closed |
| TR_CRANK | TR Input Allowing Engine Start | TR |
| TR_F | TR Status | Fault status for TR sensor, No Fault/Yes Fault |
| TRAN_OT | Transmission Overtemperature | Transmission Overtemperature, No Fault/Yes Fault |
| TRAN_RAT | Gear Ratio Measured | Actual transmission gear ratio |
| TSS | TSS Sensor | TSS sensor RPM |
| TSSFM | TSS Reliable | Fault status of the TSS sensor, No Fault/Yes Fault |
| TSS_SRC | Unfiltered TSS | Actual speed of the TSS sensor (RPM) |
| VPWR | Module Supply Voltage | PCM supply voltage |
| VREF | Module Reference Voltage | PCM supply reference voltage |
| VSS | Vehicle Speed Sensor | Vehicle Speed MPH |
| VSS_F | Vehicle Speed Sensor Reliable | Fault status of the vehicle speed sensor, No Fault/Yes Fault |