Category: OBDii Powertrain Codes

P2607 Intake Air Heater B Circuit Low OBD Code: System: Subsystem:  P2607 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Intake Air Heater B Circuit Low Location: Analysis: Possible Causes:    End of Range – Circuit Lower Than Expected   Tech description:

P2602 Coolant Pump Control Circuit Low OBD Code: System: Subsystem:  P2602 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Coolant Pump Control Circuit Low Location: Analysis: Possible Causes:    End of Range – Circuit Lower Than Expected   Tech description:

P2603 Coolant Pump Control Circuit High OBD Code: System: Subsystem:  P2603 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Coolant Pump Control Circuit High Location: Analysis: Possible Causes:    End of Range – Circuit Higher Than Expected   Tech description:

P2604 Intake Air Heater A Circuit Range / Performance OBD Code: System: Subsystem:  P2604 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Intake Air Heater A Circuit Range / Performance Location: Analysis: Possible Causes:    Out of Expected Range   Tech description:

P2605 Intake Air Heater A Circuit / Open OBD Code: System: Subsystem:  P2605 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Intake Air Heater A Circuit / Open Location: Analysis: Possible Causes:    Open Circuit   Tech description:

P2606 Intake Air Heater B Circuit Range/Performance P2606 Information for specific makes P2606

P2590 Turbocharger Boost Control Position (Sensor B) Circuit Intermittent / Erratic OBD Code: System: Subsystem:  P2590 – (ASE)  Powertrain  Vehicle Speed Control, Idle Controls, and Auxiliary Inputs Trouble Code Description: Turbocharger Boost Control Position (Sensor B) Circuit Intermittent / Erratic Location: Analysis: Possible Causes:  Sensor B  Periodically Unstable Circuit   Tech description:

P2591 Cruise Control Front Distance Range Sensor Left

P2592 Cruise Control Front Distance Range Sensor Right

P2600 Coolant Pump Control Circuit / Open OBD Code: System: Subsystem:  P2600 – (ASE)  Powertrain  Computer and Auxiliary Output Circuits Trouble Code Description: Coolant Pump Control Circuit / Open Location: Analysis: Possible Causes:    Open Circuit   Tech description:

P2601 Auxiliary Coolant Pump Performance Possible causes – Faulty Auxiliary Coolant Pump Relay– Blocked pump control passage– Faulty Auxiliary Coolant Pump– Auxiliary Coolant Pump harness is open or shorted– Auxiliary Coolant Pump circuit poor electrical connection What about the obd code? The Engine Control Module (ECM) detects the engine coolant temperature remains greater than 110