Possible causes – Loose or poor battery terminal connection– Low battery charge– ECM power supply circuit is open or shorted– ECM Programing– Faulty ECM Tech description Check the ECM fuse, if fuse is OK try erasing the code first and if the code comes back you may have to reprogram or replaced the ECM. When…
Tag: MITSUBISHI
P0603 MITSUBISHI EEPROM Malfunction
Possible causes – Loose or poor battery terminal connection– Low battery charge– ECM power supply circuit is open or shorted– ECM Programing– Faulty ECM Tech description Start by charging the vehicles battery and clean terminal, once the battery is charged and the terminals are clean and secure, erase code. If the code comes back ON…
P0052 MITSUBISHI Cylinder 2-3 Heated Oxygen Sensor Front Heater Control Circuit High
Possible causes – 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 connection– Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1– Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit fuse– Faulty Engine Control Module (ECM) When is…
P0174 MITSUBISHI System Too Lean Cylinders 2-3
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 is combined with the P0174 code, it’s very likely that…
P0170 MITSUBISHI Fuel Trim Malfunction 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 Flow (MAF) sensor, or faulty MAF…
P0171 MITSUBISHI System Too Lean Cylinders 1-4
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 is combined with the P0174 code, it’s very likely that the problem…
P0173 MITSUBISHI Fuel Trim Malfunction 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 When is the obd code mean? – Fuel injection system does not operate properly.– The amount of…
P0826 MITSUBISHI Up and Down Shift Switch Circuit
Possible causes – Faulty Up and Down Shift Switch– Up and Down Shift Switch harness is open or shorted– Up and Down Shift Switch circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P0815 MITSUBISHI Upshift Switch Circuit
Possible causes – Faulty Upshift Switch– Upshift Switch harness is open or shorted– Upshift Switch circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P1101 MITSUBISHI Vacuum Control Solenoid Valve System Traction Control System
Possible causes – Faulty Vacuum Control Solenoid Valve– Vacuum Control Solenoid Valve harness is open or shorted– Vacuum Control Solenoid Valve circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)