2010 Cadillac Truck Escalade/ESV RWD V8-6.2L Page 1950

2010 Cadillac Truck Escalade/ESV RWD V8-6.2L Page 1950

DTC P0120, P0122, P0123, P0220, P0222, P0223, or P2135

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System

Check - Vehicle) prior to using this diagnostic procedure.

* Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an

overview of the diagnostic approach.

* Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure

Instructions) provides an overview of each diagnostic category.

DTC Descriptors

DTC P0120

- Throttle Position (TP) Sensor 1 Circuit

DTC P0122

- Throttle Position (TP) Sensor 1 Circuit Low Voltage

DTC P0123

- Throttle Position (TP) Sensor 1 Circuit High Voltage

DTC P0220

- Throttle Position (TP) Sensor 2 Circuit

DTC P0222

- Throttle Position (TP) Sensor 2 Circuit Low Voltage

DTC P0223

- Throttle Position (TP) Sensor 2 Circuit High Voltage

DTC P2135

- Throttle Position (TP) Sensor 1-2 Correlation

Diagnostic Fault Information

Typical Scan Tool Data