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

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Model: Voyager 2,4/3,3/3,8 Gr<strong>and</strong> Voyager 2,4/3,3/3,8<br />

I Engine management<br />

<strong>Trouble</strong> code identification - EOBD type<br />

EOBD<br />

type<br />

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

PO I Refer to EOBD trouble code table I -<br />

Compressed natural gas pressure sensor - pressure<br />

high<br />

Idle speed control (ISC) system - rpm lowerlhigher<br />

than expected<br />

Probable cause<br />

Compressed natural gas system, wiring, compressed<br />

natural gas pressure sensor<br />

Wiring, air leak, throttle valve tightlsticking, IAC valve<br />

Pi391<br />

Manifold absolute pressure (MAP) sensor<br />

Wiring, hose connection(s), MAP sensor<br />

Crankshaft position (CKP) sensorlcamshaft position Wiring, poor connection, air gap, CKP sensor,<br />

(CMP) sensor - intermittent signal<br />

I CMP sensor<br />

PI 398 Engine control module (ECM) - misfire detection Wiring, poor connection, CKP sensor<br />

limit reached<br />

PI 486<br />

PI491<br />

PI492 1 Battery ambient temperature sensor - voltage high I Wiring, battery ambient temperature sensor<br />

PI493 1 Battery ambient temperature sensor - voltage low I Wiring, battery ambient temperature sensor<br />

PI 494<br />

Pi495<br />

Evaporative emission (EVAP) system - blockage<br />

detected<br />

Engine coolant blower motor relay - lowlhigh speed<br />

Hose connection(s), hose blockedltrapped,<br />

EVAP canister<br />

Wiring open circuitlshort circuit, engine coolant blower<br />

motor relay - lowlhigh speed<br />

Evaporative emission (EVAP) leak detection pump - Wiring, hose leaklblockage, EVAP leak detection pump<br />

pressure switch<br />

Evaporative emission (EVAP) leak detection pump<br />

solenoid<br />

PI496 1 Engine control module (ECM) - 5 volt output low I ECM<br />

PI696 1 Engine control module (ECM) - EEPROM error I ECM<br />

PI697 1 Engine control module (ECM) - EEPROM error I ECM<br />

PI 698<br />

PI 899<br />

CAN data bus, transmission control module (TCM) -<br />

no signal<br />

ParWneutral position (PNP) switch - input circuit<br />

malfunction<br />

Wiring open circuitlshort circuit, hose leaklblockage,<br />

EVAP leak detection pump solenoid<br />

Wiring, TCM<br />

Wiring, PNP switch, ECMfrCM<br />

<strong>Trouble</strong> code identification - flashlHex type<br />

Flash type Hex type <strong>Fault</strong> location Probable cause<br />

11<br />

I<br />

9D<br />

28<br />

BA<br />

Crankshaft position (CKP) sensor1<br />

camshaft position (CMP) sensor<br />

Crankshaft position (CKP) sensor1<br />

camshaft position (CMP) sensor -<br />

intermittent signal<br />

Crankshaft position (CKP) sensor -<br />

no signal<br />

Engine control module (ECM) - misfire<br />

detection limit reached<br />

Engine control module (ECM) - supply<br />

voltage disconnected within last<br />

50 ignition switch ON-OFF cycles<br />

Wiring, poor connection, CKP sensor<br />

Wiring, battery<br />

13 1 27 I Manifold absolute pressure (MAP) sensor I Wiring, hose connection(s), MAP sensor<br />

24<br />

25<br />

Manifold absolute pressure (MAP)<br />

sensor - input lowlhigh<br />

Manifold absolute pressure (MAP)<br />

sensor - low input<br />

Manifold absolute pressure (MAP)<br />

sensor - high input<br />

Wiring, poor connection, air gap, CKP sensor,<br />

CMP sensor<br />

Wiring, poor connection, air gap, CKP sensor,<br />

CMP sensor<br />

Wiring, air gap, CKP sensor<br />

Wiring, MAP sensor<br />

Wiring short circuit to earth, MAP sensor<br />

Wiring short circuit to positive, MAP sensor

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