Mitsubishi cars are renowned for their reliability and durability, but even the best vehicles can experience problems from time to time. When a Mitsubishi vehicle encounters a problem, the on-board diagnostic system will generate a diagnostic trouble code to indicate the problem. These codes can range from minor sensor faults to serious engine problems.
Understanding Mitsubishi diagnostic trouble codes is essential for any car owner or mechanic. With a full understanding of these codes, you’ll be able to diagnose and fix problems quickly and effectively. That’s where our guide comes in.
Our guide to decoding Mitsubishi diagnostic trouble codes will take you through everything you need to know. We’ll explain the different types of diagnostic trouble codes and what they mean, as well as how to diagnose and fix the underlying problems. With our guide, you’ll be able to identify the source of any problem and take the necessary steps to resolve it.
Our guide has been written by experienced mechanics and engineers who know Mitsubishi cars inside out. We’ve included detailed explanations and diagrams to help you navigate the diagnostic process with ease. Whether you’re an experienced mechanic or a new car owner, our guide is a valuable resource for anyone working on Mitsubishi cars.
Don’t let Mitsubishi diagnostic trouble codes leave you frustrated and confused. Get a full understanding of these codes and how to diagnose and fix the underlying problems with our guide. Order now and take the first step towards becoming a Mitsubishi diagnostic expert.
Mitsubishi Diagnostic Trouble Codes list
P0102 Mass Air Flow, Signal Low Mass air flow sensor, low output level
P0103 Mass Air Flow, Signal High Mass air flow sensor, high output level
P0112 Intake Air Temperature Sensor, Signal Low Intake air temperature sensor, low output level
P0113 Intake Air Temperature Sensor, Signal High Intake air temperature sensor, high output level
P0116 Engine Coolant Temperature Sensor, Range Coolant temperature sensor, signal output from the permissible range
P0117 Engine Coolant Temperature, Signal Low Coolant temperature sensor, low output level
P0118 Engine Coolant Temperature, Signal High Coolant temperature sensor, high output level
P0122 Throttle Position Sensor, Signal Low Throttle Position Sensor, Low Output Level
P0123 Throttle Position Sensor, Signal High Throttle Position Sensor, High Output Level
P0130 02 Sensor 1, Malfunction The oxygen sensor before the neutralizer is defective
P0132 02 Sensor 1, High Voltage Oxygen sensor to neutralizer, high output level
P0133 02 Sensor 1, Slow Response Oxygen sensor to neutralizer, slow response to enrichment or depletion
P0134 02 Sensor 1, Circuit Inactive Oxygen sensor to neutralizer, open circuit signal
P0135 02 Sensor 1, Heater Malfunction Oxygen sensor to neutralizer, heater defective
P0136 02 Sensor 2, Malfunction Oxygen sensor after neutralizer, earth fault circuit
P0137 02 Sensor 2, Low Voltage Oxygen sensor after neutralizer, low signal level
P0138 02 Sensor 2, High Voltage Oxygen sensor after neutralizer, high signal level
P0140 02 Sensor 2, Circuit Inactive Oxygen sensor after neutralizer, open circuit signal
P0141 02 Sensor 2, Heater Malfunction The oxygen sensor after the neutralizer, the heater is defective
P0171 System Too Lean Fuel supply system too poor
P0172 System Too Rich Fuel system too rich
P0201 Injector Circuit Malfunction, Cylinder 1 Cylinder 1 injector control circuit, open
P0202 Injector Circuit Malfunction, Cylinder 2 Cylinder Injector Control Circuit No.2, open
P0203 Injector Circuit Malfunction, Cylinder 3 Cylinder Injector Control Circuit No.3, open
P0204 Injector Circuit Malfunction, Cylinder 4 Cylinder Nozzle Control Circuit No.4, open
P0261 Injector Cylinder 1, Circuit Low Cylinder 1 injector control circuit, closed to ground
P0262 Injector Cylinder 1, Circuit High Nozzle control circuit u1094 of cylinder 1, closed at + 12V
P0264 Injector Cylinder 2, Circuit Low Cylinder 2 injector control circuit, closed to ground
P0265 Injector Cylinder 2, Circuit High Cylinder Nozzle Control Circuit No.2, closed at + 12V
P0267 Injector Cylinder 3, Circuit Low Cylinder 3 injector control circuit, closed to ground
P0268 Injector Cylinder 3, Circuit High Cylinder 3 injector control circuit, closed at + 12V
P0270 Injector Cylinder 4, Circuit Low Cylinder 4 injector control circuit, closed to ground
P0271 Injector Cylinder 4, Circuit High Cylinder Nozzle Control Circuit No.4, closed at + 12V
P0300 Random / Multiple Misfire Detected Random / multiple misfires detected
P0301 Cylinder 1 Misfire Detected Ignition misfires detected in the 1st cylinder
P0302 Cylinder 2 Misfire Detected Ignition misfires detected in the 2nd cylinder
P0303 Cylinder 3 Misfire Detected Ignition misfires detected in 3rd cylinder
P0304 Cylinder 4 Misfire Detected Ignition misfires detected in 4th cylinder
P0327 Knock Sensor, Low Input Knock Sensor, Low Signal
P0328 Knock Sensor, High Input Detonation Sensor, high signal level
P0335 Crankshaft Position Sensor, Malfunction Crankshaft Position Sensor, No Signal
P0336 Crankshaft Position Sensor, Range / Performance Crankshaft Position Sensor, the signal goes for
P0340 Camshaft Position Sensor, Malfunction Camshaft Position Sensor Faulty
P0422 Main Catalyst Efficiency, Below Threshold Efficiency of the catalyst below the threshold
P0443 EVAP Control, Purge Canister Valve, Malfunction The control of the purge valve of the adsorber is malfunctioning
P0480 Cooling Fan 1 Control Circuit, Malfunction Fan relay control circuit 1; break, short circuit to + 12V or ground
P0481 Cooling Fan 2 Control Circuit, Malfunction Fan relay control circuit 2; break, short circuit to + 12V or ground
P0500 VSS Sensor, Malfunction Vehicle speed sensor, no signal
P0503 VSS Sensor, Signal Intermittent Vehicle speed sensor, intermittent signal
P0506 IDLE Control System, RPM Too Low No-load regulator locked, low speed
P0507 IDLE Control System, RPM Too High No-load regulator locked, high speed
P0560 System Voltage Malfunction The onboard voltage is below the operating system threshold
P0562 System Voltage Low The onboard voltage is low
P0563 System Voltage High The onboard voltage is high
P0601 Internal Check FLASH Memory, Check Sum Error FLASH memory checksum error
P0603 Internal Check RAM-External, Error Checksum error of external controller RAM
P0604 Internal Check RAM-Internal, Error Internal controller RAM checksum error
P1140 Load Calculation, Range / Performance The measured load differs from the calculated load
P1386 Knock detection, Test Impulse / Zero Test, Malfunction Detonation detection channel, test pulse or integrator out of range
P1410 EVAP Control, Purge Canister Valve, Circuit High Purge purge valve control circuit, short circuit to +
P1425 EVAP Control, Purge Canister Valve, Circuit Low Purge purge valve control circuit, ground fault
P1426 EVAP Control, Purge Canister Valve, Circuit Interrupt Purge purge valve control circuit, open
P1501 Fuel Pump Relay, Circuit Low Control circuit of the petrol pump relay, earth fault
P1502 Fuel Pump Relay, Circuit High Control circuit of the petrol pump relay, short circuit to + 12V
P1509 Idle Control Valve Power Stage, Overload The control circuit for the idle speed controller is overloaded
P1513 Idle Control Valve Power Stage, Circuit Low Idling Control Circuit, Ground Loop
P1514 Idle Control Valve Power Stage, Circuit Malfunction Idle speed control circuit, open or short circuit to + 12V
P1541 Fuel Pump Relays, Circuit Interrupt Control circuit of the petrol pump relay, open circuit
P1570 Immobilizer, Not positive answer Immobilizer, no positive response or open circuit
P1602 Permanent Supply Voltage, Circuit Interrupt Power Supply Circuit Voltage Dropout
P1606 Rough Road Sensor, Malfunction Rough road sensor, incorrect signal
P1616 Rough Road Sensor, Signal Low Rough road sensor, low signal
P1617 Rough Road Sensor, Signal High Rough road sensor, high signal
P1640 EEPROM Write-Read Test, Error Electrically reprogrammable memory
