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

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Model: Trooper 3,5<br />

EOBD<br />

type<br />

<strong>Fault</strong> location<br />

Probable cause<br />

PI122 Throttle position (TP) sensor - circuit / Wiring, TP sensor, mechanical fault, ECM<br />

malfunctionlintermittent voltage low<br />

PI125 I Throttle motor - fail safe mode I Wiring, TP sensor, throttle motor, mechanical fault, ECM<br />

PI133<br />

PI133<br />

PI134<br />

PI153<br />

Heated oxygen sensor (H02S) - RH front<br />

(6 cyl.) - insufficient switching<br />

Oxygen sensor (025) - front (4 cyl.) -<br />

insufficient switching<br />

Heated oxygen sensor (H02S) -<br />

RH front - slow response<br />

Heated oxygen sensor (H02S) -<br />

LH front - insufficient switching<br />

Wiring, H02S, fuel system, fuel pressure, mechanical fault,<br />

ECM<br />

Wiring, 02S, fuel system, fuel pressure, mechanical fault, ECM<br />

Wiring, H02S, fuel system, fuel pressure, mechanical fault,<br />

ECM<br />

Wiring, H02S, fuel system, fuel pressure, mechanical fault,<br />

ECM<br />

PI 154 Heated oxygen sensor (H02S) - Wiring, H02S, fuel system, fuel pressure, mechanical fault,<br />

LH front - slow response<br />

I ECM<br />

PI167 Fuel trim, bank 1 - mixture too rich during Injectors, fuel pump, fuel pressure, ECM<br />

deceleration<br />

Pi 169<br />

PI 272<br />

PI 273<br />

PI275<br />

P1280<br />

PI 285<br />

PI 290<br />

PI 295<br />

PI299<br />

PI 31 0<br />

PI311<br />

PI312<br />

PI326<br />

PI 336<br />

Fuel trim, bank 2 - mixture too rich during<br />

deceleration<br />

Fuel trim - mixture too lean during<br />

acceleration<br />

Throttle motor position sensor 2 - circuit<br />

malfunction<br />

Throttle motor position sensor 112 - signal<br />

variation<br />

Accelerator pedat position (APP) sensor 112 -<br />

signal variation<br />

Injectors, fuel pump, fuel pressure, ECM<br />

Wiring, 02SIH02S, mechanical fault, fuel system,<br />

fuel pressure, ECM<br />

Accelerator pedal position (APP) sensor 213 - Wiring, APP sensor, ECM<br />

signal variation<br />

Wiring open circuiffshort circuit to earthlshort circuit to<br />

positive, throttle control unit, ECM<br />

Wiring, throttle control unit, ECM<br />

Wiring, APP sensor, ECM<br />

Accelerator pedal position (APP) sensor 113 - Wiring, APP sensor, ECM<br />

sianal variation<br />

Accelerator pedal position (APP) sensor 1 - Wiring open circuitkhort circuit to earthlshort circuit to<br />

circuit malfunction<br />

I ~ositive. APP sensor, ECM<br />

Accelerator pedal position (APP) sensor 2 - Wiring open circuitlshort circuit to earthlshort circuit to<br />

circuit malfunction<br />

I ~sitive. APP sensor. ECM<br />

Accelerator pedal position (APP) sensor 3 - Wiring, APP sensor, ECM<br />

circuit matfunction<br />

Throttle motor - forced idle mode<br />

Throttle motor - power management mode<br />

Throttle motor - forced engine shut down<br />

mode<br />

Ignition control module (ICM) - diagnosis<br />

Ignition control module (ICM) - ignition coil,<br />

secondary coil signal, circuit 'l<br />

Ignition control module (ICM) - ignition coil,<br />

secondary coil signal, circuit 2<br />

Ignition control module (ICM) - combustion<br />

quality input signal<br />

Crankshaft position (CKP) sensor - signal<br />

variation<br />

I<br />

Wiring, APP sensor, throttle motor, mechanical fault, ECM<br />

Wiring, TP sensor, throttle motor, MAP sensor, MAF sensor,<br />

ECM<br />

Wiring, TP sensor, throttle motor, MAP sensor, MAF sensor,<br />

ECM<br />

Wiring, ignition coil(s), ICM, ECM<br />

Wiring, ignition coil@), ICM, ECM<br />

Wiring, ignition coil@), ICM, ECM<br />

Wiring, ignition coil(s), ICM, ECM<br />

Wiring, CKP sensor, mechanical fault, ECM

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