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OBD II CSU

OBD II Research Center

P04B3

Technical Definition:

Refueling Vapor Control Valve Stuck Performance/Stuck Open

Trouble Code: P04B3
Address: 0x04B3
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04B3
  • OBD P04B3
  • OBD2 P04B3
  • P04B3 DTC
  • P04B3 OBD-II
  • Trouble Code P04B3
  • Leave a comment

P04B2

Technical Definition:

Refueling Vapor Control Valve Circuit High

Trouble Code: P04B2
Address: 0x04B2
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04B2
  • OBD P04B2
  • OBD2 P04B2
  • P04B2 DTC
  • P04B2 OBD-II
  • Trouble Code P04B2
  • Leave a comment

P04B1

Technical Definition:

Refueling Vapor Control Valve Circuit Low

Trouble Code: P04B1
Address: 0x04B1
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04B1
  • OBD P04B1
  • OBD2 P04B1
  • P04B1 DTC
  • P04B1 OBD-II
  • Trouble Code P04B1
  • Leave a comment

P04B0

Technical Definition:

Refueling Vapor Control Valve Circuit Open

Trouble Code: P04B0
Address: 0x04B0
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04B0
  • OBD P04B0
  • OBD2 P04B0
  • P04B0 DTC
  • P04B0 OBD-II
  • Trouble Code P04B0
  • Leave a comment

P04AF

Technical Definition:

EVAP System Purge Control Valve B Stuck Closed

Trouble Code: P04AF
Address: 0x04AF
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04AF
  • OBD P04AF
  • OBD2 P04AF
  • P04AF DTC
  • P04AF OBD-II
  • Trouble Code P04AF
  • Leave a comment

P04AE

Technical Definition:

EVAP System Purge Control Valve B Performance/Stuck Open

Trouble Code: P04AE
Address: 0x04AE
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04AE
  • OBD P04AE
  • OBD2 P04AE
  • P04AE DTC
  • P04AE OBD-II
  • Trouble Code P04AE
  • Leave a comment

P04AD

Technical Definition:

EVAP System Purge Control Valve B Circuit High

Trouble Code: P04AD
Address: 0x04AD
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04AD
  • OBD P04AD
  • OBD2 P04AD
  • P04AD DTC
  • P04AD OBD-II
  • Trouble Code P04AD
  • Leave a comment

P04AC

Technical Definition:

EVAP System Purge Control Valve B Circuit Low

Trouble Code: P04AC
Address: 0x04AC
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04AC
  • OBD P04AC
  • OBD2 P04AC
  • P04AC DTC
  • P04AC OBD-II
  • Trouble Code P04AC
  • Leave a comment

P04AB

Technical Definition:

EVAP System Purge Control Valve B Circuit Open

Trouble Code: P04AB
Address: 0x04AB
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04AB
  • OBD P04AB
  • OBD2 P04AB
  • P04AB DTC
  • P04AB OBD-II
  • Trouble Code P04AB
  • Leave a comment

P04AA

Technical Definition:

Exhaust Pressure Control Valve B Position Sensor/Switch Circuit Intermittent/Erratic

Trouble Code: P04AA
Address: 0x04AA
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04AA
  • OBD P04AA
  • OBD2 P04AA
  • P04AA DTC
  • P04AA OBD-II
  • Trouble Code P04AA
  • Leave a comment

P04A9

Technical Definition:

Exhaust Pressure Control Valve B Position Sensor/Switch Circuit High

Trouble Code: P04A9
Address: 0x04A9
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04A9
  • OBD P04A9
  • OBD2 P04A9
  • P04A9 DTC
  • P04A9 OBD-II
  • Trouble Code P04A9
  • Leave a comment

P04A8

Technical Definition:

Exhaust Pressure Control Valve B Position Sensor/Switch Circuit Low

Trouble Code: P04A8
Address: 0x04A8
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04A8
  • OBD P04A8
  • OBD2 P04A8
  • P04A8 DTC
  • P04A8 OBD-II
  • Trouble Code P04A8
  • Leave a comment

P04A7

Technical Definition:

Exhaust Pressure Control Valve B Position Sensor/Switch Circuit Range/Performance

Trouble Code: P04A7
Address: 0x04A7
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04A7
  • OBD P04A7
  • OBD2 P04A7
  • P04A7 DTC
  • P04A7 OBD-II
  • Trouble Code P04A7
  • Leave a comment

P04A6

Technical Definition:

Exhaust Pressure Control Valve B Position Sensor/Switch Circuit

Trouble Code: P04A6
Address: 0x04A6
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04A6
  • OBD P04A6
  • OBD2 P04A6
  • P04A6 DTC
  • P04A6 OBD-II
  • Trouble Code P04A6
  • Leave a comment

P04A5

Technical Definition:

Exhaust Pressure Control Valve B Stuck Closed

Trouble Code: P04A5
Address: 0x04A5
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04A5
  • OBD P04A5
  • OBD2 P04A5
  • P04A5 DTC
  • P04A5 OBD-II
  • Trouble Code P04A5
  • Leave a comment

P04A4

Technical Definition:

Exhaust Pressure Control Valve B Stuck Open

Trouble Code: P04A4
Address: 0x04A4
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04A4
  • OBD P04A4
  • OBD2 P04A4
  • P04A4 DTC
  • P04A4 OBD-II
  • Trouble Code P04A4
  • Leave a comment

P04A3

Technical Definition:

Exhaust Pressure Control Valve B Intermittent

Trouble Code: P04A3
Address: 0x04A3
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04A3
  • OBD P04A3
  • OBD2 P04A3
  • P04A3 DTC
  • P04A3 OBD-II
  • Trouble Code P04A3
  • Leave a comment

P04A2

Technical Definition:

Exhaust Pressure Control Valve B High

Trouble Code: P04A2
Address: 0x04A2
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04A2
  • OBD P04A2
  • OBD2 P04A2
  • P04A2 DTC
  • P04A2 OBD-II
  • Trouble Code P04A2
  • Leave a comment

P04A1

Technical Definition:

Exhaust Pressure Control Valve B Low

Trouble Code: P04A1
Address: 0x04A1
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04A1
  • OBD P04A1
  • OBD2 P04A1
  • P04A1 DTC
  • P04A1 OBD-II
  • Trouble Code P04A1
  • Leave a comment

P04A0

Technical Definition:

Exhaust Pressure Control Valve B Range/Performance

Trouble Code: P04A0
Address: 0x04A0
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P04A0
  • OBD P04A0
  • OBD2 P04A0
  • P04A0 DTC
  • P04A0 OBD-II
  • Trouble Code P04A0
  • Leave a comment

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