P-codes (Powertrain)

P0400 Generic

EGR A Flow

P — Powertrain P04 Generic

P0400 GWM

- Malfunction in the exhaust gas recirculation system

P — Powertrain P04 GWM

P0400 HUMMER

Exhaust Gas Recirculation Flow Malfunction

P — Powertrain P04 HUMMER

P0400 LAND ROVER

Malfunction of exhaust gas recirculation flow

P — Powertrain P04 LAND ROVER

P0400 MITSUBISHI

EGR system

P — Powertrain P04 MITSUBISHI

P0401 AUDI

Restriction in the EGR passages usually caused by carbon buildup, The EGR Valve is defective, Lack of proper vacuum or electrical signal to the EGR valve, Malfunctioning EGR Vacuum supply solenoid, Lack of proper EGR system feedback to the computer from the: Manifold Absolute Pressure Sensor (MAP), Differential EGR Pressure Feedback Sensor (DPFE), EGR Valve Position Sensor (EVP), EGR Temperature Sensor

P — Powertrain P04 AUDI

P0401 Generic

EGR A Flow Insufficient Detected

P — Powertrain P04 Generic

P0401 GWM

- Exhaust gas recirculation system too low

P — Powertrain P04 GWM

P0401 HUMMER

Exhaust Gas Recirculation (EGR) Flow Insufficient

P — Powertrain P04 HUMMER

P0401 LAND ROVER

Insufficient exhaust gas recirculation flow detected

P — Powertrain P04 LAND ROVER

P0401 MITSUBISHI

EGR flow insufficient

P — Powertrain P04 MITSUBISHI

P0402 Generic

EGR A Flow Excessive Detected

P — Powertrain P04 Generic

P0402 GWM

- Exhaust gas recirculation system too high

P — Powertrain P04 GWM

P0402 HUMMER

Exhaust Gas Recirculation Flow Excessive Detected

P — Powertrain P04 HUMMER

P0402 LAND ROVER

excessive exhaust gas recirculation flow detected

P — Powertrain P04 LAND ROVER

P0402 MITSUBISHI

EGR flow excessive

P — Powertrain P04 MITSUBISHI

P0403 Generic

EGR A Control Circuit/Open

P — Powertrain P04 Generic

P0403 GWM

- Malfunction in the exhaust gas recirculation system

P — Powertrain P04 GWM

P0403 HUMMER

Exhaust Gas Recirculation (EGR) Solenoid Control Circuit

P — Powertrain P04 HUMMER

P0403 LAND ROVER

Fault in the control of the position of the exhaust gas recirculation valve escape

P — Powertrain P04 LAND ROVER

P0403 MITSUBISHI

EGR control circuit

P — Powertrain P04 MITSUBISHI

P0404 Generic

EGR A Control Circuit Range/Performance

P — Powertrain P04 Generic

P0404 GWM

- Incorrect indicator / not adjusted Exhaust gas recirculation sensor

P — Powertrain P04 GWM

P0404 HUMMER

Exhaust Gas Recirculation (EGR) Open Position Performance

P — Powertrain P04 HUMMER