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Autodata - Diagnostic Trouble Codes Fault locations and probable causes - 2004 edition

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Engine management/transmission lEl<br />

Flash type Faun location Probable cause<br />

52 I AT in 'D' during test 1 -<br />

53 I Octane plug 1 - short circuit I -<br />

54 I Octane plug 2 - short circuit I -<br />

55<br />

56<br />

Idle speed adjust - short circuit<br />

Knock sensor (KS)<br />

57 I Throttle opened too early during test I -<br />

58 I Phasing of ignition pick-uplspark output signals ( Wiring, CKP sensor, ignition control module (ICM), ECM<br />

59<br />

60<br />

Mixture adjustment resistor<br />

Start of service set mode<br />

61 I Power loss - cylinder 1 I Compression, spark plugs<br />

-<br />

Wiring, fuel quality, ignition timing, KS, ECM<br />

62 I Power loss - cylinder 2 I Compression, spark plugs<br />

63<br />

64<br />

65<br />

Power loss - cylinder 3<br />

Power loss - cylinder 4<br />

Brake pedal position (BPP) switch - ONIOFF<br />

(DOHC)<br />

Wiring, air leaks, vacuum leaks, MAP sensor, mixture<br />

adjustment resistor, injectors, spark plugs<br />

-<br />

67 I Fuel temperature switch 1 Wiring, fuel temperature switch<br />

68<br />

69<br />

Turbocharger (TC) wastegate regulating valve<br />

Turbocharger (TC) wastegate regulating valve<br />

70 I End of service set mode I -<br />

Compression, spark plugs<br />

Compression, spark plugs<br />

Wiring, BPP switch, ECM<br />

Wiring, valve, turbocharger, ECM<br />

Wiring, valve, turbocharger, ECM<br />

71 I Secondary air injection (AIR) solenoid I Wiring, AIR solenoid, blockedlleaking pipes, ECM<br />

72 I Exhaust gas recirculation (EGR) solenoid - EFi I Wiring, blockedlleaking pipes, EGR solenoid, ECM<br />

72 Turbocharger (TC) wastegate regulating valve Wiring, TC wastegate regulating valve, blockedlleaking<br />

pipes, ECM<br />

73 ( Evaporative emission (EVAP) canister purge valve ( Wiring, EVAP canister purge valve, ECM<br />

74 I Fuel pump I Wiring, fuel pump relay, fuel pump, ECM<br />

75 I Torque converter clutch (TCC) lock-up solenoid I Wiring, lock-up solenoid, transmission fault, ECM<br />

76<br />

77<br />

78<br />

81<br />

82<br />

83<br />

84<br />

91<br />

Brake pedal position (BPP) switch - AT<br />

Kickdown actuated<br />

Power steering pressure (PSP) switch - not<br />

activated<br />

Exhaust gas recirculation (EGR) solenoid<br />

Exhaust gas recirculation (EGR) backpressure<br />

transducer - voltage below minimum<br />

Exhaust gas recirculation (EGR) backpressure<br />

transducer - voltage high<br />

Exhaust gas recirculation (EGR) backpressure<br />

transducer - voltage low<br />

Heated oxygen sensors (H02S) - multi-plugs<br />

interchanged<br />

Wiring, BPP switch, brake pedal, ECM<br />

-<br />

Wiring, PSP switch, power steering pump, power steering<br />

system pressure, ECM<br />

Wiring, blockedlleaking pipes, EGR solenoid, ECM<br />

Wiring, blockedlleaking pipes, EGR backpressure<br />

transducer, ECM<br />

Wiring, blockedlleaking pipes, EGR backpressure<br />

transducer, ECM<br />

Wiring, blockedlleaking pipes, EGR backpressure<br />

transducer, ECM<br />

Wiring, multi-plugs<br />

--<br />

4

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