With Check Engine Light

1. Run engine at 2000 rpm for two minutes.

2. Turn engine OFF, and wait 10 seconds.

3. START engine.

4. Run engine at idle.

5. Jumper STI on diagnostic connector to ground.

Diagnostic Connector (STO/STI):

6. Record service codes.

IF NO CODES AND SENT HERE FROM KEY ON ENGINE OFF (KOEO) Self Test, Switch Monitor Test

IF NO CODES AND SENT HERE FROM ERASE AND RETEST, Scan Tool Testing and Procedures

IF CODES ARE PRESENT, refer to SERVICE CODE CHART below.


CODE AFFECTED CIRCUIT PINPOINT TEST

02 Crankshaft Position Sensor 2 CKP2 CKP2 - Crankshaft Position Sensor No. 2

03 Cylinder Identification Sensor CID CID - Cylinder Identification Sensor

04 Crankshaft Position Sensor 1 CKP1 CKP1 - Crankshaft Position Sensor No. 1

05 Knock Sensor KS KS - Knock Sensor

08 Air Flow Meter MC-VAF MC/VAF - Measuring Core/Volume Air Flow Sensor

09 Engine Coolant Temperature ECT ECT - Engine Coolant Temperature Sensor

10 Intake Air Temperature IAT IAT - Intake Air Temperature Sensor

12 Throttle Position Sensor TP TP - Throttle Position Sensor

14 Barometric Pressure Sensor BARO BARO - Barometric Pressure Sensor

15 Heated Oxygen Sensor HO2S HO2S - Heated Oxygen Sensor

16 EGR Valve Position EVP EVP - Exhaust Gas Recirculation Valve Position Sensor

17 Heated Oxygen Sensor HO2S HO2S - Heated Oxygen Sensor

23 Heated Oxygen Sensor HO2S HO2S - Heated Oxygen Sensor

24 Heated Oxygen Sensor HO2S HO2S - Heated Oxygen Sensor

25 Solenoid Controlled By Ground SCG SCG - Solenoid Controlled By Ground

26 Solenoid Controlled By Ground SCG SCG - Solenoid Controlled By Ground

28 Solenoid Controlled By Ground SCG SCG - Solenoid Controlled By Ground

29 Solenoid Controlled By Ground SCG SCG - Solenoid Controlled By Ground

34 Solenoid Controlled By Ground SCG SCG - Solenoid Controlled By Ground

41 Solenoid Controlled By Ground SCG SCG - Solenoid Controlled By Ground

46 Solenoid Controlled By Ground SCG SCG - Solenoid Controlled By Ground

67 Relay Output Check ROC ROC - Relay Output Check

69 Cooling Fan Temperature Sensor ECTF ECTF - Cooling Fan Engine Coolant Temperature Sensor

CODES NOT LISTED PGC PGC - Power and Ground Connections