Engine Control System (Diagnostic Codes (P2119-P2610) & Circuit Tests))
- SFI System
- 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 P2197: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 2 Sensor 1); DTC P2198: Oxygen (A/F) Sensor Signal Stuck Rich (Bank 2 Sensor 1)
- 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 P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 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 P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
- DTC P2420: Evaporative Emission System Switching Valve Control Circuit High
- DTC P2431: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank1; DTC P2432: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Low Bank1; DTC P2433: Secondary Air Injection System Air Flow / Pressure Sensor Circuit High Bank1; DTC P2436: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank 2; DTC P2437: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Low Bank 2; DTC P2438: Secondary Air Injection System Air Flow / Pressure Sensor Circuit High Bank 2
- DTC P2440: Secondary Air Injection System Switching Valve Stuck Open Bank1; DTC P2441: Secondary Air Injection System Switching Valve Stuck Close Bank1; DTC P2442: Secondary Air Injection System Switching Valve Stuck Open Bank 2; DTC P2443: Secondary Air Injection System Switching Valve Stuck Closed Bank 2
- DTC P2444: Secondary Air Injection System Pump Stuck On Bank1; DTC P2445: Secondary Air Injection System Pump Stuck Off Bank1; DTC P2447: Secondary Air Injection System Pump Stuck Off Bank 2
- DTC P2610: ECM / PCM Internal Engine Off Timer Performance
- Symptom Tests
- Circuit Tests