P0503 Volvo Vehicle Speed Sensor A Intermittent/Erratic/High Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) What about the obd code? The signal sent by the vehicle speed sensor to ECM is too high or…
P0502 Volvo Vehicle Speed Sensor A Low Input
P0502 Volvo Vehicle Speed Sensor A Low Input Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) What about the obd code? The signal sent by the vehicle speed sensor to ECM is too low….
P0501 Volvo Vehicle Speed Sensor A Range/Performance
P0501 Volvo Vehicle Speed Sensor A Range/Performance Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Speedometer may not work properly– Transmission shifting problem…
P0500 Volvo Vehicle Speed Sensor
P0500 Volvo Vehicle Speed Sensor Possible causes – Faulty Vehicle Speed Sensor– Vehicle speed sensor harness or connectors is open or shorted– Vehicle speed sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) Tech description On most models the Vehicle Speed Sensor (VSS) is installed in the transaxle, on some models poor connection at…
P0499 Volvo Evaporative Emission (EVAP) System Vent Valve Control Circuit High
P0499 Volvo Evaporative Emission (EVAP) System Vent Valve Control Circuit High OBD Code: System: Subsystem: P0499 Volvo – (ASE) Powertrain Auxiliary Emission Controls Trouble Code Description: Evaporative Emission (EVAP) System Vent Valve Control Circuit High Location: Analysis: Possible Causes: End of Range – Circuit Higher Than Expected Tech description: Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo…
P0498 Volvo Evaporative Emission (EVAP) System Vent Valve Control Circuit Low
P0498 Volvo Evaporative Emission (EVAP) System Vent Valve Control Circuit Low OBD Code: System: Subsystem: P0498 Volvo – (ASE) Powertrain Auxiliary Emission Controls Trouble Code Description: Evaporative Emission (EVAP) System Vent Valve Control Circuit Low Location: Analysis: Possible Causes: End of Range – Circuit Lower Than Expected Tech description: Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo…
P0497 Volvo Evaporative Emission (EVAP) System Low Purge Flow
P0497 Volvo Evaporative Emission (EVAP) System Low Purge Flow OBD Code: System: Subsystem: P0497 Volvo – (ASE) Powertrain Auxiliary Emission Controls Trouble Code Description: Evaporative Emission (EVAP) System Low Purge Flow Location: Analysis: Possible Causes: Tech description: Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60
P0496 Volvo Evaporative Emission System Flow During Non-Purge
P0496 Volvo Evaporative Emission System Flow During Non-Purge Possible causes – Faulty EVAP canister vent valve– Faulty EVAP canister pruge valve– Plugged EVAP canister condition– Faulty EVAP pressure sensor What about the obd code? The ECM has detected pressure in the EVAP system during a non-purge condition. P0496 Volvo Description The evaporative emission (EVAP) control…
P0495 Volvo Fan Speed High
P0495 Volvo Fan Speed High Possible causes – Faulty cooling fan clutch– Faulty control unit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60
P0494 Volvo Fan Speed Low
P0494 Volvo Fan Speed Low Possible causes – Faulty cooling fan clutch– Faulty control unit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60
P0493 Volvo Fan Overspeed
P0493 Volvo Fan Overspeed Possible causes – Faulty cooling fan clutch– Faulty control unit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60
P0492 Volvo Secondary Air Injection System Insufficient Flow Bank 2
P0492 Volvo Secondary Air Injection System Insufficient Flow Bank 2 Possible causes – Intake leak– Damaged AIR system components– Faulty AIR Solenoid Valve– Faulty AIR system relay Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60
P0491 Volvo Secondary Air Injection System Insufficient Flow Bank 1
P0491 Volvo Secondary Air Injection System Insufficient Flow Bank 1 Possible causes – Secondary air pump with no or low air flow– Secondary air bypass solenoid leaking /blocked or stuck open /closed– Secondary AIR air hose restricted– Secondary air vacuum hoses restricted or leaking Symptoms – Engine Light ON (or Service Engine Soon Warning Light)…
P0490 Volvo Exhaust Gas Recirculation Throttle Control Circuit A Circuit High
P0490 Volvo Exhaust Gas Recirculation Throttle Control Circuit A Circuit High Possible causes – Faulty Exhaust Gas Recirculation (EGR) Solenoid– Exhaust Gas Recirculation (EGR) Solenoid harness is open or shorted– Exhaust Gas Recirculation (EGR) Solenoid circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0490 Volvo Description The Engine…
P0489 Volvo Exhaust Gas Recirculation Throttle Control Circuit A Circuit Low
P0489 Volvo Exhaust Gas Recirculation Throttle Control Circuit A Circuit Low Possible causes – Faulty Exhaust Gas Recirculation (EGR) Solenoid– Exhaust Gas Recirculation (EGR) Solenoid harness is open or shorted– Exhaust Gas Recirculation (EGR) Solenoid circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0489 Volvo Description The Engine…
P0488 Volvo Exhaust Gas Recirculation Throttle Control Circuit A Range/Performance
P0488 Volvo Exhaust Gas Recirculation Throttle Control Circuit A Range/Performance Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0488 Volvo Description Exhaust Gas Recirculation (EGR) Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60
P0487 Volvo Exhaust Gas Recirculation Throttle Control Circuit A Open
P0487 Volvo Exhaust Gas Recirculation Throttle Control Circuit A Open Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0487 Volvo Description Exhaust Gas Recirculation (EGR) Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60
P0486 Volvo Exhaust Gas Recirculation Sensor B Circuit
P0486 Volvo Exhaust Gas Recirculation Sensor B Circuit Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0486 Volvo Description Exhaust Gas Recirculation (EGR) Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60
P0485 Volvo Cooling Fan Power/Ground Circuit Malfunction
P0485 Volvo Cooling Fan Power/Ground Circuit Malfunction Possible causes – Faulty fan control relay– Faulty cooling fan– Fan control relay harness is open or shorted– Fan control relay circuit poor electrical connection– Fan cooling fan harness is open or shorted– Fan cooling fan circuit poor electrical connection What about the obd code? The P0485 Volvo…
P0484 Volvo Cooling Fan Circuit Over Current
P0484 Volvo Cooling Fan Circuit Over Current Possible causes – Faulty fan control relay– Faulty cooling fan– Fan control relay harness is open or shorted– Fan control relay circuit poor electrical connection– Fan cooling fan harness is open or shorted– Fan cooling fan circuit poor electrical connection What about the obd code? The P0484 Volvo…