P0187 Volkswagen Fuel Temperature Sensor B Circuit Low Input Possible causes – Faulty Fuel Temperature Sensor– Fuel Temperature Sensor harness is open or shorted– Fuel Temperature Sensor circuit poor electrical connection Tech description Replaced Fuel Temperature Sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0187 Volkswagen Description The fuel tank temperature…
P0186 Volkswagen Fuel Temperature Sensor B Circuit Range/Performance
P0186 Volkswagen Fuel Temperature Sensor B Circuit Range/Performance Possible causes – Faulty Fuel Temperature Sensor– Fuel Temperature Sensor harness is open or shorted– Fuel Temperature Sensor circuit poor electrical connection Tech description Replaced Fuel Temperature Sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0186 Volkswagen Description The fuel tank temperature sensor…
P0185 Volkswagen Fuel Temperature Sensor B Circuit Malfunction
P0185 Volkswagen Fuel Temperature Sensor B Circuit Malfunction Possible causes – Faulty Fuel Temperature Sensor– Fuel Temperature Sensor harness is open or shorted– Fuel Temperature Sensor circuit poor electrical connection Tech description Replaced Fuel Temperature Sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0185 Volkswagen Description The fuel tank temperature sensor…
P0184 Volkswagen Fuel Temperature Sensor A Circuit Intermittent
P0184 Volkswagen Fuel Temperature Sensor A Circuit Intermittent Possible causes – Faulty Fuel Temperature Sensor– Fuel Temperature Sensor harness is open or shorted– Fuel Temperature Sensor circuit poor electrical connection Tech description Replaced Fuel Temperature Sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0184 Volkswagen Description The fuel tank temperature sensor…
P0183 Volkswagen Engine Fuel Temperature Sensor A Circuit High Input
P0183 Volkswagen Engine Fuel Temperature Sensor A Circuit High Input Possible causes – Faulty Engine Fuel Temperature Sensor– Engine Fuel Temperature Sensor harness is open or shorted– Engine Fuel Temperature Sensor circuit poor electrical connection What about the obd code? An excessively high voltage is sent to Powertrain Control Module (PCM) by the Engine Fuel…
P0182 Volkswagen Fuel Temperature Sensor Circuit Low Input
P0182 Volkswagen Fuel Temperature Sensor Circuit Low Input Possible causes – Faulty Fuel Temperature Sensor– Fuel Temperature Sensor harness is open or shorted– Fuel Temperature Sensor circuit poor electrical connection– Electric throttle control actuator– Accelerator pedal position sensor What about the obd code? An excessively low voltage from the sensor is sent to ECM. Symptoms…
P0181 Volkswagen Fuel Temperature Sensor Circuit Range/Performance
P0181 Volkswagen Fuel Temperature Sensor Circuit Range/Performance Possible causes – Faulty Fuel Temperature Sensor– Fuel Temperature Sensor harness is open or shorted– Fuel Temperature Sensor circuit poor electrical connection What about the obd code? Rationally incorrect voltage from the sensor is sent to ECM, compared with the voltage signals from engine coolant temperature sensor and…
P0180 Volkswagen Engine Fuel Temperature Sensor A Circuit
P0180 Volkswagen Engine Fuel Temperature Sensor A Circuit Possible causes – Faulty Engine Fuel Temperature Sensor– Engine Fuel Temperature Sensor harness is open or shorted– Engine Fuel Temperature Sensor circuit poor electrical connection What about the obd code? An excessively high or low voltage is sent to Powertrain Control Module (PCM) by the Engine Fuel…
P0179 Volkswagen Fuel Composition Sensor Circuit High Input
P0179 Volkswagen Fuel Composition Sensor Circuit High Input Possible causes – Flexible Fuel (FF) sensor to Vehicle Power (VPWR) circuit harness open or shorted– FF to VPWR circuit poor electrical connection– Open in FF sensor signal circuit– Short to ground in FF sensor signal circuit– Fuel contamination Tech description Replaced Fuel Composition Sensor Symptoms –…
P0178 Volkswagen Fuel Composition Sensor Circuit Low Frequency
P0178 Volkswagen Fuel Composition Sensor Circuit Low Frequency Possible causes – Faulty fuel composition sensor– Fuel Composition Sensor harness is open or shorted– Fuel Composition Sensor circuit poor electrical connection Tech description Replaced Fuel Composition Sensor What about the obd code? The ECM detects that the fuel composition sensor output frequency is less than 45…
P0177 Volkswagen Fuel Composition Sensor Circuit Range/Performance
P0177 Volkswagen Fuel Composition Sensor Circuit Range/Performance Possible causes – Flexible Fuel (FF) sensor to Vehicle Power (VPWR) circuit harness open or shorted– FF to VPWR circuit poor electrical connection– Open in FF sensor signal circuit– Short to ground in FF sensor signal circuit – Fuel contamination Tech description Replaced Fuel Composition Sensor Symptoms –…
P0176 Volkswagen Fuel Composition Sensor Circuit Malfunction
P0176 Volkswagen Fuel Composition Sensor Circuit Malfunction Possible causes – Flexible Fuel (FF) sensor to Vehicle Power (VPWR) circuit harness open or shorted– FF to VPWR circuit poor electrical connection– Open in FF sensor signal circuit– Short to ground in FF sensor signal circuit – Fuel contamination Symptoms – Engine Light ON (or Service Engine…
P0175 Volkswagen Fuel Injection System Too Rich Bank 2
P0175 Volkswagen Fuel Injection System Too Rich Bank 2 Possible causes – Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure– Faulty Mass Air Flow (MAF) sensor What about the obd code? – Fuel injection system does not operate properly.– The amount of mixture ratio compensation is too…
P0174 Volkswagen Fuel Trim System Lean Bank 2
P0174 Volkswagen Fuel Trim System Lean Bank 2 Possible causes – Intake air leaks– Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure– Lack of fuel– Faulty Mass Air Flow (MAF) sensor– Incorrect Positive Crankcase Ventilation (PCV) hose connection Tech description If the P0171 Volkswagen is combined with…
P0173 Volkswagen Fuel System 2/1 Rich Control Over Limit
P0173 Volkswagen Fuel System 2/1 Rich Control Over Limit Possible causes – Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Manifold Absolute Pressure (MAP) Sensor What about the obd code? – Fuel injection system does not operate properly.– The amount of mixture ratio compensation is not correct Symptoms – Engine…
P0172 Volkswagen Fuel Injection System Too Rich Bank 1
P0172 Volkswagen Fuel Injection System Too Rich Bank 1 Possible causes – Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure – Faulty Mass Air Flow (MAF) sensor What about the obd code? – Fuel injection system does not operate properly.– The amount of mixture ratio compensation is…
P0171 Volkswagen Fuel Trim System Lean Bank 1
P0171 Volkswagen Fuel Trim System Lean Bank 1 Possible causes – Intake air leaks– Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure– Lack of fuel– Faulty Mass Air Flow (MAF) sensor– Incorrect Positive Crankcase Ventilation (PCV) hose connection Tech description If the P0171 Volkswagen is combined with…
P0170 Volkswagen Fuel Trim Bank 1
P0170 Volkswagen Fuel Trim Bank 1 Possible causes – Intake air leaks– Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure– Lack of fuel– Faulty Mass Air Flow (MAF) sensor– Incorrect Positive Crankcase Ventilation (PCV) hose connection Tech description Dirty air filter, air filter housing or Mass Air…
P0169 Volkswagen Water In Fuel Light On Too Long
P0169 Volkswagen Water In Fuel Light On Too Long Possible causes – Water in fuel– Faulty Water In Fuel (WIF) Sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0169 Volkswagen Description The ECM has detected that the WIF light has remained on longer than expected Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen GTI,Volkswagen…
P0168 Volkswagen Fuel Temperature Too High
P0168 Volkswagen Fuel Temperature Too High Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Volkswagen Vehicle:Volkswagen CC,Volkswagen Eos,Volkswagen Golf,Volkswagen GTI,Volkswagen Jetta,Volkswagen New Beetle,Volkswagen Passat,Volkswagen Routan,Volkswagen Tiguan,Volkswagen Touareg,Volkswagen Beetle,Volkswagen Golf,Volkswagen Polo,Volkswagen Touran,Volkswagen up,Volkswagen Sharan,Volkswagen Santana,Volkswagen Lavida