Category: OBDii Powertrain Codes

P2688 Fuel Supply Heater Control Circuit Low

P2688 Fuel Supply Heater Control Circuit Low OBD Code: System: Subsystem:  P2688 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Fuel Supply Heater Control Circuit Low Location: Analysis: Possible Causes:    End of Range – Circuit Lower Than Expected   Tech description:

P2689 Fuel Supply Heater Control Circuit High

P2689 Fuel Supply Heater Control Circuit High OBD Code: System: Subsystem:  P2689 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Fuel Supply Heater Control Circuit High Location: Analysis: Possible Causes:    End of Range – Circuit Higher Than Expected   Tech description:

P2683 Engine Coolant Bypass Valve Control Circuit High

P2683 Engine Coolant Bypass Valve Control Circuit High OBD Code: System: Subsystem:  P2683 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Engine Coolant Bypass Valve Control Circuit High Location: Analysis: Possible Causes:    End of Range – Circuit Higher Than Expected   Tech description:

P2684 Actuator Supply Voltage C Circuit / Open

P2684 Actuator Supply Voltage C Circuit / Open OBD Code: System: Subsystem:  P2684 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Actuator Supply Voltage C Circuit / Open Location: Analysis: Possible Causes:  Circuit C  Open Circuit   Tech description:

P2685 Actuator Supply Voltage C Circuit Low

P2685 Actuator Supply Voltage C Circuit Low OBD Code: System: Subsystem:  P2685 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Actuator Supply Voltage C Circuit Low Location: Analysis: Possible Causes:  Circuit C  End of Range – Voltage Signal Lower Than Expected   Tech description:

P2686 Actuator Supply Voltage C Circuit High

P2686 Actuator Supply Voltage C Circuit High OBD Code: System: Subsystem:  P2686 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Actuator Supply Voltage C Circuit High Location: Analysis: Possible Causes:  Circuit C  End of Range – Circuit Higher Than Expected   Tech description:

P2687 Fuel Supply Heater Control Circuit / Open

P2687 Fuel Supply Heater Control Circuit / Open OBD Code: System: Subsystem:  P2687 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Fuel Supply Heater Control Circuit / Open Location: Analysis: Possible Causes:    Open Circuit   Tech description:

P267C B Rocker Arm Actuator Position Sensor Circuit Low (Bank 2)

P267C B Rocker Arm Actuator Position Sensor Circuit Low (Bank 2) OBD Code: System: Subsystem:  P267C – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: B Rocker Arm Actuator Position Sensor Circuit Low (Bank 2) Location: Analysis: Possible Causes:  Bank 2  End of Range – Circuit Lower Than Expected   Tech description:

P267D B Rocker Arm Actuator Position Sensor Circuit High (Bank 2)

P267D B Rocker Arm Actuator Position Sensor Circuit High (Bank 2) OBD Code: System: Subsystem:  P267D – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: B Rocker Arm Actuator Position Sensor Circuit High (Bank 2) Location: Analysis: Possible Causes:  Bank 2  End of Range – Circuit Higher Than Expected   Tech description:

P267E B Rocker Arm Actuator Position Sensor Circuit Intermittent / Erratic (Bank 2)

P267E B Rocker Arm Actuator Position Sensor Circuit Intermittent / Erratic (Bank 2) OBD Code: System: Subsystem:  P267E – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: B Rocker Arm Actuator Position Sensor Circuit Intermittent / Erratic (Bank 2) Location: Analysis: Possible Causes:  Bank 2  Periodically Unstable Circuit   Tech description:

P2680 Coolant Degassing Valve Control Circuit High

P2680 Coolant Degassing Valve Control Circuit High OBD Code: System: Subsystem:  P2680 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Coolant Degassing Valve Control Circuit High Location: Analysis: Possible Causes:    End of Range – Circuit Higher Than Expected   Tech description: