Category: Citroen

P0185 Citroen 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 Citroen Description The fuel tank temperature sensor…

P0180 Citroen 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…

P0176 Citroen 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…

P0177 Citroen 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 –…

P0178 Citroen 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…

P0179 Citroen 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 –…

P0171 Citroen 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 Citroen is combined with…

P0172 Citroen 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…

P0173 Citroen 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…

P0174 Citroen 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 Citroen is combined with…

P0175 Citroen 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…

P0166 Citroen O2 Sensor Circuit No Activity Detected Bank 2 Sensor 3 Possible causes – Faulty Heated Oxygen Sensor Bank 2 Sensor 3– Heated Oxygen Sensor Bank 2 Sensor 3 harness is open or shorted– Heated Oxygen Sensor Bank 2 Sensor 3 circuit poor electrical connection Tech description Replacing the O2 Sensor 3 usually takes…

P0167 Citroen O2 Sensor Heater Circuit Malfunction Bank 2 Sensor 3 Possible causes – Faulty Heated Oxygen Sensor Bank 2 Sensor 3– Heated Oxygen Sensor Bank 2 Sensor 3 harness is open or shorted– Heated Oxygen Sensor Bank 2 Sensor 3 circuit poor electrical connection Tech description Replacing the O2 Sensor 3 usually takes care…

P0168 Citroen Fuel Temperature Too High Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Citroen Vehicle:2013 Citroen,2012 Citroen,2011 Citroen,2010 Citroen,2009 Citroen,2008 Citroen,2007 Citroen,2006 Citroen,2005 Citroen,2004 Citroen,2003 Citroen,2002 Citroen,2001 Citroen,2000 Citroen,1999 Citroen,1998 Citroen,1997 Citroen,1996 Citroen,

P0169 Citroen 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 Citroen Description The ECM has detected that the WIF light has remained on longer than expected Citroen Vehicle:2013 Citroen,2012 Citroen,2011 Citroen,2010 Citroen,2009…

P0170 Citroen 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…

P0164 Citroen O2 Sensor Circuit High Voltage Bank 2 Sensor 3 Possible causes – Faulty Heated Oxygen Sensor Bank 2 Sensor 3– Heated Oxygen Sensor Bank 2 Sensor 3 harness is open or shorted– Heated Oxygen Sensor Bank 2 Sensor 3 circuit poor electrical connection Tech description Replacing the O2 Sensor 3 usually takes care…

P0165 Citroen O2 Sensor Circuit Slow Response Bank 2 Sensor 3 Possible causes – Faulty Heated Oxygen Sensor Bank 2 Sensor 3– Heated Oxygen Sensor Bank 2 Sensor 3 harness is open or shorted– Heated Oxygen Sensor Bank 2 Sensor 3 circuit poor electrical connection Tech description Replacing the O2 Sensor 3 usually takes care…

P0161 Citroen O2 Sensor Heater Circuit Malfunction Bank 2 Sensor 2 Possible causes – Faulty Rear Heated Oxygen Sensor Bank 2– Rear Heated Oxygen Sensor Bank 2 harness is open or shorted– Rear Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust…

P0162 Citroen O2 Sensor Circuit Malfunction Bank 2 Sensor 3 Possible causes – Faulty Heated Oxygen Sensor Bank 2 Sensor 3– Heated Oxygen Sensor Bank 2 Sensor 3 harness is open or shorted– Heated Oxygen Sensor Bank 2 Sensor 3 circuit poor electrical connection Tech description Replacing the O2 Sensor 3 usually takes care of…