OBD code index — page 38

• P04A1 Exhaust Pressure Control Valve B Low
• P04A2 Exhaust Pressure Control Valve B High
• P04A3 Exhaust Pressure Control Valve B Intermittent
• P04A4 Exhaust Pressure Control Valve B Stuck Open
• P04A5 Exhaust Pressure Control Valve B Stuck Closed
• P04A6 Exhaust Pressure Control Valve B Position Sensor/Switch Circuit
• P04A7 Exhaust Pressure Control Valve B Position Sensor/Switch Circuit Range/Performance
• P04A8 Exhaust Pressure Control Valve B Position Sensor/Switch Circuit Low
• P04A9 Exhaust Pressure Control Valve B Position Sensor/Switch Circuit High
• P04AA Exhaust Pressure Control Valve B Position Sensor/Switch Circuit Intermittent/Erratic
• P04AB EVAP System Purge Control Valve B Circuit/Open
• P04AC EVAP System Purge Control Valve B Circuit Low
• P04AD EVAP System Purge Control Valve B Circuit High
• P04AE EVAP System Purge Control Valve B Performance/Stuck Open
• P04AF EVAP System Purge Control Valve B Stuck Closed
• P04B0 Refueling Vapor Control Valve Circuit/Open
• P04B1 Refueling Vapor Control Valve Circuit Low
• P04B2 Refueling Vapor Control Valve Circuit High
• P04B3 Refueling Vapor Control Valve Stuck Performance/Stuck Open
• P04B4 Refueling Vapor Control Valve Stuck Closed
• P04B5 Fuel Fill Door Stuck Open
• P04B6 Fuel Fill Door Stuck Closed
• P04B7 Fuel Fill Door Position Sensor/Switch Circuit Intermittent/Erratic
• P04B8 Fuel Fill Door Position Sensor/Switch Circuit
• P04B9 Fuel Fill Door Position Sensor/Switch Circuit Low
• P04BA Fuel Fill Door Position Sensor/Switch Circuit High
• P04BB Fuel Fill Door Lock Control Circuit/Open
• P04BC Fuel Fill Door Lock Control Range/Performance
• P04BD Fuel Fill Door Lock Control Circuit Low
• P04BE Fuel Fill Door Lock Control Circuit High
• P04BF Fuel Fill Door Unlock Control Circuit/Open
• P04C0 Fuel Fill Door Unlock Control Range/Performance
• P04C1 Fuel Fill Door Unlock Control Circuit Low
• P04C2 Fuel Fill Door Unlock Control Circuit High
• P04C3 Fuel Fill Door Lock Position Sensor/Switch Circuit
• P04C4 Fuel Fill Door Lock Position Sensor/Switch Circuit Range/Performance
• P04C5 Fuel Fill Door Lock Position Sensor/Switch Circuit Low
• P04C6 Fuel Fill Door Lock Position Sensor/Switch Circuit High
• P04C7 Fuel Fill Door Lock Position Sensor/Switch Circuit Intermittent/Erratic
• P04C8 Fuel Fill Door Open Request Sensor/Switch Circuit
• P04C9 Fuel Fill Door Open Request Sensor/Switch Performance/Stuck Off
• P04CA Fuel Fill Door Open Request Sensor/Switch Circuit Low
• P04CB Fuel Fill Door Open Request Sensor/Switch Circuit High
• P04CC Fuel Fill Door Open Request Sensor/Switch Circuit Intermittent/Erratic
• P04CD Fuel Fill Door Open Request Sensor/Switch Stuck On
• P04CE EGR Temperature Sensor C Circuit
• P04CF EGR Temperature Sensor C Circuit Range/Performance
• P04D0 EGR Temperature Sensor C Circuit Low
• P04D1 EGR Temperature Sensor C Circuit High
• P04D2 EGR Temperature Sensor C Circuit Intermittent/Erratic
• P04D3 Exhaust Brake Input Circuit
• P04D4 Exhaust Brake Input Circuit Range/Performance
• P04D5 Exhaust Brake Input Circuit Low
• P04D6 Exhaust Brake Input Circuit High
• P04D7 Exhaust Brake Input Circuit Intermittent/Erratic
• P04D8 Excessive Time To Enter Closed Loop EGR Control
• P04D9 Closed Loop EGR Control At Limit - Flow Too Low
• P04DA Closed Loop EGR Control At Limit - Flow Too High
• P04DB Crankcase Ventilation System Disconnected
• P04DC Fuel Fill Door Position Sensor/Switch Circuit Range/Performance
• P04DD Cold Start EGR A Flow Insufficient Detected
• P04DE Cold Start EGR A Flow Excessive Detected
• P04DF EVAP System Purge Control Valve A Performance/Stuck Open
• P04E0 EVAP System Purge Control Valve A Stuck Closed
• P04E1 Crankcase Ventilation Hose Connection Sensor Circuit
• P04E2 Crankcase Ventilation Hose Connection Sensor Circuit Low
• P04E3 Crankcase Ventilation Hose Connection Sensor Circuit High
• P04E4 Crankcase Ventilation Hose Connection Sensor Circuit Intermittent/Erratic
• P04E5 EGR Temperature Sensor D Circuit
• P04E6 EGR Temperature Sensor D Circuit Range/Performance
• P04E7 EGR Temperature Sensor D Circuit Low
• P04E8 EGR Temperature Sensor D Circuit High
• P04E9 EGR Temperature Sensor D Circuit Intermittent/Erratic
• P04EA EVAP System Small Leak Detected - Fuel Tank Side
• P04EB EVAP System Small Leak Detected - Fresh Air Side
• P04EC EVAP System Large Leak Detected - Fuel Tank Side
• P04ED EVAP System Large Leak Detected - Fresh Air Side
• P04EE EVAP System Very Small Leak Detected - Fuel Tank Side
• P04EF EVAP System Very Small Leak Detected - Fresh Air Side
• P04F0 EVAP System High Load Purge Line A Performance
• P04F1 EVAP System Purge Line Performance
• P04F2 Catalyst Heater Supply Voltage Bank 1
• P04F3 Catalyst Heater Supply Voltage Bank 2
• P04F4 Catalyst Heater Circuit Low Bank 1
• P04F5 Catalyst Heater Circuit Low Bank 2
• P04F6 Catalyst Heater Circuit High Bank 1
• P04F7 Catalyst Heater Circuit High Bank 2
• P04F8 Catalyst Heater Circuit Intermittent Bank 1
• P04F9 Catalyst Heater Circuit Intermittent Bank 2
• P04FA EGR A Control Temperature Too High
• P04FB Crankcase Ventilation Hose Connection Sensor Range/Performance
• P04FC Crankcase Ventilation System Performance
• P04FD EGR Actuator A Control Processor Performance
• P04FE Catalyst Heater Circuit Performance Bank 1
• P04FF Catalyst Heater Circuit Performance Bank 2
• P0500 Vehicle speed sensor — malfunction
• P0501 Vehicle speed sensor — range/performance
• P0502 Vehicle speed sensor — electrical input low
• P0503 Vehicle speed sensor — intermittent, erratic or high signal
• P0504 Brake Switch A/B Correlation

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