P0171 Kia 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 Kia is combined with…
P0170 Kia Fuel Trim Bank 1
P0170 Kia 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 Kia Water In Fuel Light On Too Long
P0169 Kia 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 Kia Description The ECM has detected that the WIF light has remained on longer than expected Kia Vehicle:Kia Amanti,Kia Borrego,Kia Forte,Kia Optima,Kia…
P0168 Kia Fuel Temperature Too High
P0168 Kia Fuel Temperature Too High Symptoms – Engine Light ON (or Service Engine Soon Warning Light) Kia Vehicle:Kia Amanti,Kia Borrego,Kia Forte,Kia Optima,Kia Rio,Kia Rondo,Kia Sedona,Kia Sorento,Kia Spectra,Kia Sportage,Kia Sorento,Kia KM420,Kia Cadenza,Kia Picanto,Kia Borrego,Kia Forte
P0167 Kia O2 Sensor Heater Circuit Malfunction Bank 2 Sensor 3
P0167 Kia 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…
P0166 Kia O2 Sensor Circuit No Activity Detected Bank 2 Sensor 3
P0166 Kia 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…
P0165 Kia O2 Sensor Circuit Slow Response Bank 2 Sensor 3
P0165 Kia 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…
P0164 Kia O2 Sensor Circuit High Voltage Bank 2 Sensor 3
P0164 Kia 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…
P0163 Kia O2 Sensor Circuit Low Voltage Bank 2 Sensor 3
P0163 Kia O2 Sensor Circuit Low 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…
P0162 Kia O2 Sensor Circuit Malfunction Bank 2 Sensor 3
P0162 Kia 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…
P0161 Kia O2 Sensor Heater Circuit Malfunction Bank 2 Sensor 2
P0161 Kia 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…
P0160 Kia HO2S22 Sensor Circuit No Activity Detected
P0160 Kia HO2S22 Sensor Circuit No Activity Detected 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 gas leaks Tech…
P0159 Kia HO2S22 Slow Response
P0159 Kia HO2S22 Slow Response 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 gas leaks Tech description Replacing the…
P0158 Kia HO2S22 Circuit High Voltage
P0158 Kia HO2S22 Circuit High Voltage 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– Exhaust gas leaks Tech description Replacing the Rear…
P0157 Kia O2 Sensor Circuit Low Voltage Bank 2 Sensor 2
P0157 Kia O2 Sensor Circuit Low Voltage 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…
P0156 Kia HO2S22 Sensor Range/Performance Condition
P0156 Kia HO2S22 Sensor Range/Performance Condition 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 gas leaks Tech description Replacing…
P0155 Kia A/F Sensor 21 Heater System Malfunction
P0155 Kia A/F Sensor 21 Heater System Malfunction Possible causes – Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit fuse– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted to ground– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical…
P0154 Kia A/F Sensor 21 Heater System Malfunction
P0154 Kia A/F Sensor 21 Heater System Malfunction Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty– Exhaust gas leaks Tech…
P0153 Kia HO2S21 Sensor Circuit Slow Response
P0153 Kia HO2S21 Sensor Circuit Slow Response Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks– Exhaust gas leaks Tech description Replacing the Front…
P0152 Kia HO2S21 Sensor Circuit High Voltage
P0152 Kia HO2S21 Sensor Circuit High Voltage Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Intake air leaks may be faulty– Exhaust gas leaks– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors Tech description…