| P0171-00 |
Purge VSV stuck open* |
Refer to DTC P0171-00: System Too Lean Bank 1; DTC P0172-00: System Too Rich Bank 1; DTC P1170-00: Fuel Performance/Port Injector; DTC P117B-00: Fuel Performance/Direct Injector [09/2023 - ] |
| P043E-00 |
Reference orifice low flow |
Refer to DTC P043E-00: Evaporative Emission System Leak Detection Reference Orifice Low Flow; DTC P043F-00: Evaporative Emission System Leak Detection Reference Orifice High Flow; DTC P0446-72: EVAP System Vent Valve Stuck Open Actuator Stuck Open; DTC P2400-7E: Evaporative Emission System Leak Detection Pump Control Circuit Actuator Stuck On; DTC P2400-7F: Evaporative Emission System Leak Detection Pump Control Circuit Actuator Stuck Off [09/2023 - ] |
| P043F-00 |
Reference orifice high flow |
| P0441-9C |
- Purge VSV (Vacuum Switching Valve) stuck closed
- Check valve (purge VSV) stuck closed
- Insufficient purge flow
|
Refer to DTC P0441-9C: Evaporative Emission System Incorrect Purge Flow Low/Insufficient Flow [09/2023 - ] |
| P0446-72 |
Vent valve (built into canister pump module) stuck open (vent) |
Refer to DTC P043E-00: Evaporative Emission System Leak Detection Reference Orifice Low Flow; DTC P043F-00: Evaporative Emission System Leak Detection Reference Orifice High Flow; DTC P0446-72: EVAP System Vent Valve Stuck Open Actuator Stuck Open; DTC P2400-7E: Evaporative Emission System Leak Detection Pump Control Circuit Actuator Stuck On; DTC P2400-7F: Evaporative Emission System Leak Detection Pump Control Circuit Actuator Stuck Off [09/2023 - ] |
| P0466-73 |
Vent valve (built into canister pump module) stuck closed |
Refer to DTC P0446-73: EVAP System Vent Valve Stuck Closed Actuator Stuck Closed [09/2023 - ] |
| P0450-11 |
Canister pressure sensor (built into canister pump module) voltage low |
Refer to DTC P0450-11: Evaporative Emission System Pressure Sensor/Switch Circuit Short to Ground; DTC P0450-15: Evaporative Emission System Pressure Sensor/Switch Circuit Short to Battery or Open; DTC P0450-2F: Evaporative Emission System Pressure Sensor/Switch Signal Erratic [09/2023 - ] |
| P0450-15 |
Canister pressure sensor (built into canister pump module) voltage high |
| P0450-2F |
Canister pressure sensor (built into canister pump module) signal noise |
| P04F0-9C |
Insufficient high load purge flow |
Refer to DTC P04F0-9C: Evaporative Emission System High Load Purge Line "A" Performance Low/Insufficient Flow [09/2023 - ] |
| P1420-00 |
Small or 0.02 inch leak from canister |
Refer to DTC P1420-00: Evaporative Emission Canister (Small Leak); DTC P1421-00: Evaporative Emission Canister (Gross Leak) [09/2023 - ] |
| P1421-00 |
Gross leak from canister |
| P1422-00 |
Small or 0.02 inch leak from fuel tank |
Refer to DTC P1422-00: Evaporative Emission Fuel Tank (Small Leak); DTC P1423-00: Evaporative Emission Fuel Tank (Gross Leak) [09/2023 - ] |
| P1423-00 |
Gross leak from fuel tank |
| P1450-11 |
Fuel tank pressure sensor voltage low |
Refer to DTC P1450-11: Fuel Tank Pressure Sensor Circuit Short to Ground; DTC P1450-15: Fuel Tank Pressure Sensor Circuit Short to Battery or Open; DTC P1450-2A: Fuel Tank Pressure Sensor Signal Stuck in Range; DTC P1450-2F: Fuel Tank Pressure Sensor Signal Erratic [09/2023 - ] |
| P1450-15 |
Fuel tank pressure sensor voltage high |
| P1450-2A |
Fuel tank pressure sensor signal noise |
| P1450-2F |
Fuel tank pressure sensor abnormal voltage fluctuation (Noise monitor) |
| P148D-7E |
Check valve (purge VSV) stuck open |
Refer to DTC P148D-7E: Purge One Way Valve Stuck Open [09/2023 - ] |
| P14CE-12 |
CCV B circuit range check (high current) |
Refer to DTC P14CE-12: EVAP System Switching Valve Control Circuit "B" High Circuit Short to Battery; DTC P14CE-14: EVAP System Switching Valve Control Circuit "B" Low Circuit Short to Ground or Open; DTC P2418-12: EVAP System Switching Valve Control Circuit High Circuit Short to Battery; DTC P2418-14: EVAP System Switching Valve Control Circuit Low Circuit Short to Ground or Open [09/2023 - ] |
| P14CE-14 |
CCV B circuit range check (low voltage) |
| P2400-7E |
Leak detection pump (built into canister pump module) stuck on |
Refer to DTC P043E-00: Evaporative Emission System Leak Detection Reference Orifice Low Flow; DTC P043F-00: Evaporative Emission System Leak Detection Reference Orifice High Flow; DTC P0446-72: EVAP System Vent Valve Stuck Open Actuator Stuck Open; DTC P2400-7E: Evaporative Emission System Leak Detection Pump Control Circuit Actuator Stuck On; DTC P2400-7F: Evaporative Emission System Leak Detection Pump Control Circuit Actuator Stuck Off [09/2023 - ] |
| P2400-7F |
Leak detection pump (built into canister pump module) stuck off |
| P2418-12 |
CCV A circuit range check (high current) |
Refer to DTC P14CE-12: EVAP System Switching Valve Control Circuit "B" High Circuit Short to Battery; DTC P14CE-14: EVAP System Switching Valve Control Circuit "B" Low Circuit Short to Ground or Open; DTC P2418-12: EVAP System Switching Valve Control Circuit High Circuit Short to Battery; DTC P2418-14: EVAP System Switching Valve Control Circuit Low Circuit Short to Ground or Open [09/2023 - ] |
| P2418-14 |
CCV A circuit range check (low voltage) |
| P2450-7E |
Fuel vapor-containment valve stuck open |
Refer to DTC P2450-7E: Evaporative Emission System Switching Valve Actuator Stuck On; DTC P2451-7F: Evaporative Emission System Switching Valve Actuator Stuck Off [09/2023 - ] |
| P2451-7F |
Fuel vapor-containment valve stuck closed |
| P2610-29 |
Soak timer (built into ECM) |
Refer to DTC P2610-29: ECM/PCM Engine Off Timer Performance Signal Invalid; DTC P2610-93: ECM/PCM Engine Off Timer Performance No Operation [09/2023 - ] |
| P2610-93 |