Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1992 Mitsubishi Precis AutomaticFACTORY OEM SERVICE PROCEDURE
Fault Codes
NOTE:
Codes listed in FAULT CODES table are not used on all vehicles.
FAULT CODES
| Code | Component | (1) Possible Cause | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CHECK ENGINE Light Stays On | Engine Control Unit | Engine Control Unit | ||||||||||||||
| 11 | Oxygen Sensor (2) | Harness & Connector, Oxygen Sensor, Fuel Pressure, Injectors, Intake Air Leaks | ||||||||||||||
| 12 | Airflow Sensor | Harness & Connector, Airflow Meter | ||||||||||||||
| 13 | Intake Air Temperature Sensor | Harness & Connector, Intake Air Temperature Sensor | ||||||||||||||
| 14 | Throttle Position Sensor | Harness & Connector, Throttle Position Sensor, Idle Position Switch | ||||||||||||||
| 15 | Motor Position Sensor | Harness & Connector, Motor Position Sensor, Throttle Position Sensor | ||||||||||||||
| 21 | Coolant Temperature Sensor | Harness & Connector, Coolant Temperature Sensor | ||||||||||||||
| 22 | Crank Angle Sensor | Harness & Connector, Distributor Assembly | ||||||||||||||
| 23 | Top Dead Center Sensor | Harness & Connector, Crank Angle Sensor | ||||||||||||||
| 24 | Vehicle Speed Sensor | Harness & Connector, Vehicle Speed Sensor | ||||||||||||||
| 25 | Barometric Pressure Sensor | Harness & Connector, Barometric Pressure Sensor | ||||||||||||||
| 31 | Detonation Sensor | Harness & Connector, Detonation Sensor | ||||||||||||||
| 36 | Ignition Timing Adjustment Signal | Harness & Connector | ||||||||||||||
| 39 | Oxygen Sensor (3) | Harness & Connector, Oxygen Sensor, Fuel Pressure, Injectors, Air Intake Leaks | ||||||||||||||
| 41 | Injector | Harness & Connector, Injector Coil Resistance | ||||||||||||||
| 42 | Fuel Pump | Harness & Connector, Control Relay | ||||||||||||||
| 43 | EGR (4) | Harness & Connector, EGR Temperature Sensor, EGR Valve, EGR Control Solenoid, EGR Valve Control Vacuum | ||||||||||||||
| 44 | Ign. Coil & Power Transistor (Cyl. No. 1 & 4) | Harness & Connector, Ignition Coil, Power Transistor | ||||||||||||||
| 52 | Ign. Coil & Power Transistor (Cyl. No. 2 & 5) | Harness & Connector, Ignition Coil, Power Transistor | ||||||||||||||
| 53 | Ign. Coil & Power Transistor (Cyl. No. 3 & 6) | Harness & Connector, Ignition Coil, Power Transistor | ||||||||||||||
| 55 | Servo Valve Position Sensor (5) | Harness & Connector, Servo Valve Movement, Idle Speed Control Servo Assy. | ||||||||||||||
| 61 | Torque Reduction Signal Low (6) | Harness & Connector, Transaxle Control Unit | ||||||||||||||
| 62 | Induction Control Valve Position Sensor (7) | Harness & Connector, Induction Control Valve Position Sensor, Air Intake Plenum Assembly | ||||||||||||||
|
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Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.