Engine Control System (Diagnostic Codes (P0505-U0101) & Circuit Tests))
- SFI System
- DTC P0505: Idle Control System Malfunction
- DTC P050A: Cold Start Idle Air Control System Performance
- DTC P050B: Cold Start Ignition Timing Performance
- DTC P0560: System Voltage
- DTC P0604: Random Access Memory (RAM)
- DTC P0606: ECM / PCM Processor
- DTC P0607: Control Module Performance
- DTC P060A: Internal Control Module Monitoring Processor Performance
- DTC P060B: Internal Control Module A/D Processing Performance
- DTC P060D: Internal Control Module Accelerator Pedal Position Performance
- DTC P060E: Internal Control Module Throttle Position Performance
- DTC P0617: Starter Relay Circuit High
- DTC P062F: Internal Control Module EEPROM Error
- DTC P0630: VIN not Programmed or Mismatch - ECM / PCM
- DTC P0657: Actuator Supply Voltage Circuit / Open
- DTC P0705: Transmission Range Sensor Circuit Malfunction (PRNDL Input)
- DTC P0724: Brake Switch "B" Circuit High
- DTC P1607: Cruise Control Input Processor
- DTC P2004: Intake Manifold Runner Control Stuck Open (Bank 1); DTC P2006: Intake Manifold Runner Control Stuck Closed (Bank 1)
- DTC P2009: Intake Manifold Runner Control Circuit Low (Bank 1); DTC P2010: Intake Manifold Runner Control Circuit High (Bank 1)
- DTC P2014: Intake Manifold Runner Position Sensor / Switch Circuit (Bank 1); DTC P2016: Intake Manifold Runner Position Sensor / Switch Circuit Low (Bank 1); DTC P2017: Intake Manifold Runner Position Sensor / Switch Circuit High (Bank 1)
- DTC P2102: Throttle Actuator Control Motor Circuit Low; DTC P2103: Throttle Actuator Control Motor Circuit High
- DTC P2111: Throttle Actuator Control System - Stuck Open; DTC P2112: Throttle Actuator Control System - Stuck Closed
- DTC P2118: Throttle Actuator Control Motor Current Range / Performance
- DTC P2119: Throttle Actuator Control Throttle Body Range / Performance
- DTC P2120: Throttle / Pedal Position Sensor / Switch "D" Circuit; DTC P2122: Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input; DTC P2123: Throttle / Pedal Position Sensor / Switch "D" Circuit High Input; DTC P2125: Throttle / Pedal Position Sensor / Switch "E" Circuit; DTC P2127: Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input; DTC P2128: Throttle / Pedal Position Sensor / Switch "E" Circuit High Input; DTC P2138: Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation
- DTC P2121: Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance
- DTC P2195: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1); DTC P2196: Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1)
- DTC P219A: Bank 1 Air-Fuel Ratio Imbalance
- DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1)
- DTC P2420: Evaporative Emission System Switching Valve Control Circuit High
- DTC P2610: ECM / PCM Internal Engine Off Timer Performance
- DTC U0101: Lost Communication with TCM
- Circuit Tests