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OBD II CSU

OBD II Research Center

P01B1

Technical Definition:

Alternative Fuel Level Sensor Circuit Low

Trouble Code: P01B1
Address: 0x01B1
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01B1
  • OBD P01B1
  • OBD2 P01B1
  • P01B1 DTC
  • P01B1 OBD-II
  • Trouble Code P01B1
  • Leave a comment

P01B0

Technical Definition:

Alternative Fuel Level Sensor Performance

Trouble Code: P01B0
Address: 0x01B0
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01B0
  • OBD P01B0
  • OBD2 P01B0
  • P01B0 DTC
  • P01B0 OBD-II
  • Trouble Code P01B0
  • Leave a comment

P01AF

Technical Definition:

Alternative Fuel Level Sensor Circuit

Trouble Code: P01AF
Address: 0x01AF
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01AF
  • OBD P01AF
  • OBD2 P01AF
  • P01AF DTC
  • P01AF OBD-II
  • Trouble Code P01AF
  • Leave a comment

P01AE

Technical Definition:

Alternative Fuel Tank Temperature Sensor Circuit Intermittent/Erratic

Trouble Code: P01AE
Address: 0x01AE
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01AE
  • OBD P01AE
  • OBD2 P01AE
  • P01AE DTC
  • P01AE OBD-II
  • Trouble Code P01AE
  • Leave a comment

P01AD

Technical Definition:

Alternative Fuel Tank Temperature Sensor Circuit High

Trouble Code: P01AD
Address: 0x01AD
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01AD
  • OBD P01AD
  • OBD2 P01AD
  • P01AD DTC
  • P01AD OBD-II
  • Trouble Code P01AD
  • Leave a comment

P01AC

Technical Definition:

Alternative Fuel Tank Temperature Sensor Circuit Low

Trouble Code: P01AC
Address: 0x01AC
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01AC
  • OBD P01AC
  • OBD2 P01AC
  • P01AC DTC
  • P01AC OBD-II
  • Trouble Code P01AC
  • Leave a comment

P01AB

Technical Definition:

Alternative Fuel Tank Temperature Sensor Performance

Trouble Code: P01AB
Address: 0x01AB
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01AB
  • OBD P01AB
  • OBD2 P01AB
  • P01AB DTC
  • P01AB OBD-II
  • Trouble Code P01AB
  • Leave a comment

P01AA

Technical Definition:

Alternative Fuel Tank Temperature Sensor Circuit

Trouble Code: P01AA
Address: 0x01AA
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01AA
  • OBD P01AA
  • OBD2 P01AA
  • P01AA DTC
  • P01AA OBD-II
  • Trouble Code P01AA
  • Leave a comment

P01A9

Technical Definition:

Alternative Fuel Rail/System Pressure – Too High

Trouble Code: P01A9
Address: 0x01A9
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01A9
  • OBD P01A9
  • OBD2 P01A9
  • P01A9 DTC
  • P01A9 OBD-II
  • Trouble Code P01A9
  • Leave a comment

P01A8

Technical Definition:

Alternative Fuel Rail/System Pressure – Too Low

Trouble Code: P01A8
Address: 0x01A8
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01A8
  • OBD P01A8
  • OBD2 P01A8
  • P01A8 DTC
  • P01A8 OBD-II
  • Trouble Code P01A8
  • Leave a comment

P01A7

Technical Definition:

Alternative Fuel Rail Pressure Sensor Circuit Intermittent

Trouble Code: P01A7
Address: 0x01A7
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01A7
  • OBD P01A7
  • OBD2 P01A7
  • P01A7 DTC
  • P01A7 OBD-II
  • Trouble Code P01A7
  • Leave a comment

P01A6

Technical Definition:

Alternative Fuel Rail Pressure Sensor Circuit High

Trouble Code: P01A6
Address: 0x01A6
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01A6
  • OBD P01A6
  • OBD2 P01A6
  • P01A6 DTC
  • P01A6 OBD-II
  • Trouble Code P01A6
  • Leave a comment

P01A5

Technical Definition:

Alternative Fuel Rail Pressure Sensor Circuit Low

Trouble Code: P01A5
Address: 0x01A5
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01A5
  • OBD P01A5
  • OBD2 P01A5
  • P01A5 DTC
  • P01A5 OBD-II
  • Trouble Code P01A5
  • Leave a comment

P01A4

Technical Definition:

Alternative Fuel Rail Pressure Sensor Performance

Trouble Code: P01A4
Address: 0x01A4
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01A4
  • OBD P01A4
  • OBD2 P01A4
  • P01A4 DTC
  • P01A4 OBD-II
  • Trouble Code P01A4
  • Leave a comment

P01A3

Technical Definition:

Alternative Fuel Rail Pressure Sensor Circuit

Trouble Code: P01A3
Address: 0x01A3
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01A3
  • OBD P01A3
  • OBD2 P01A3
  • P01A3 DTC
  • P01A3 OBD-II
  • Trouble Code P01A3
  • Leave a comment

P01A2

Technical Definition:

Alternative Fuel Tank Pressure Sensor Circuit Intermittent/Erratic

Trouble Code: P01A2
Address: 0x01A2
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01A2
  • OBD P01A2
  • OBD2 P01A2
  • P01A2 DTC
  • P01A2 OBD-II
  • Trouble Code P01A2
  • Leave a comment

P01A1

Technical Definition:

Alternative Fuel Tank Pressure Sensor Circuit High

Trouble Code: P01A1
Address: 0x01A1
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01A1
  • OBD P01A1
  • OBD2 P01A1
  • P01A1 DTC
  • P01A1 OBD-II
  • Trouble Code P01A1
  • Leave a comment

P01A0

Technical Definition:

Alternative Fuel Tank Pressure Sensor Circuit Low

Trouble Code: P01A0
Address: 0x01A0
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P01A0
  • OBD P01A0
  • OBD2 P01A0
  • P01A0 DTC
  • P01A0 OBD-II
  • Trouble Code P01A0
  • Leave a comment

P019F

Technical Definition:

Alternative Fuel Tank Pressure Sensor Performance

Trouble Code: P019F
Address: 0x019F
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P019F
  • OBD P019F
  • OBD2 P019F
  • P019F DTC
  • P019F OBD-II
  • Trouble Code P019F
  • Leave a comment

P019E

Technical Definition:

Alternative Fuel Tank Pressure Sensor Circuit

Trouble Code: P019E
Address: 0x019E
System: Powertrain
Subsystem:
Technical Description:

Possible Causes:

Possible Symptoms:

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

Specific Makes:

  • Error P019E
  • OBD P019E
  • OBD2 P019E
  • P019E DTC
  • P019E OBD-II
  • Trouble Code P019E
  • Leave a comment

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