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Fault Codes

NOTE: Codes listed in FAULT CODES table are not used on all vehicles.
FAULT CODES

Code Component (1) Possible Cause
(2) Engine Control Unit Engine Control Unit
11 Oxygen Sensor(3) 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(4) Harness & Connector, Detonation Sensor
36 Ignition Timing Adjustment Signal Harness & Connector
39 Oxygen Sensor(5) 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(6) Harness & Connector, EGR Temperature Sensor, EGR Valve, EGR Control Solenoid, EGR Valve Control Vacuum
44 Ign. Coil & Power Transistor (Cyl. No. 1 & 4)(4) Harness & Connector, Ignition Coil, Power Transistor
52 Ign. Coil & Power Transistor (Cyl. No. 2 & 5)(4) Harness & Connector, Ignition Coil, Power Transistor
53 Ign. Coil & Power Transistor (Cyl. No. 3 & 6)(4) Harness & Connector, Ignition Coil, Power Transistor
61 Torque Reduction Signal Low(4)(7) Harness & Connector, Transaxle Control Unit
62 Induction Control Valve Position Sensor(8) Harness & Connector, Induction Control Valve Position Sensor, Air Intake Plenum Assembly
(1) Replace ECU if inspection of possible cause items reveals no problem.

(2) CHECK ENGINE Light Stays On

(3) Applies to non-turbo models.

(4) Dual Overhead Cam (DOHC) models.

(5) Oxygen sensor for front cylinders on Stealth turbo.

(6) California only.

(7) Automatic transaxle only.

(8) Non-turbo only.
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