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

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VOLKSWAGEN<br />

Model: Lupo Polo 1,3 PololClassiclEstate GolfNentolBoralCabrio<br />

Beetle Passat Corrado (08192-95) Sharan<br />

CaddylPickup TransporterlCaravelle LT 2,5 SDIRDI I<br />

I Engine management<br />

I<br />

type<br />

5-digit<br />

EOBD type<br />

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

Probable cause<br />

17852<br />

17858<br />

17859<br />

17862<br />

1<br />

PI444<br />

PI450<br />

PI451<br />

17866<br />

1 P1458<br />

17870<br />

17887<br />

17908<br />

P1462<br />

P1479<br />

P1500<br />

Exhaust gas recirculation (EGR) valve Wiring, EGR valve position sensor<br />

position sensor - rangelperformance<br />

problem<br />

Secondary air injection (AIR) system - Wiring short to positive, AIR relay<br />

short to positive<br />

Secondary air injection (AIR) system - Wiring short to earth, AIR relay<br />

short to earth<br />

Secondary air injection (AIR) system - Wiring open circuit, AIR relay<br />

open circuit<br />

Exhaust gas recirculation temperature Wiring open circuiffshort to positive,<br />

(EGRT) sensor llbank 1 - open circuiffshort EGRT sensor<br />

to positive<br />

Exhaust gas recirculation temperature I Wiring short to earth. EGRT sensor<br />

(EGRT) sensor llbank 1 - short to earth<br />

Exhaust gas recirculation temperature<br />

(EGRT) sensor llbank 1 - range1<br />

performance problem<br />

Exhaust gas recirculation temperature<br />

(EGRT) control, bank 1 - control limit<br />

reached<br />

Exhaust gas recirculation temperature<br />

(EGRT) sensor 2lbank 2 - open circuiffshort<br />

to positive<br />

Exhaust gas recirculation temperature<br />

(EGRT) sensor 2lbank 2 - short to earth<br />

Exhaust gas recirculation temperature<br />

(EGRT) sensor 2lbank 2 - range1<br />

performance problem<br />

Exhaust gas recirculation temperature<br />

(EGRT) control, bank 2 - control limit<br />

reached<br />

Exhaust gas recirculation temperature<br />

(EGRT) control, bank 1 - range1<br />

performance problem<br />

Exhaust leak, wiring, EGRT sensor<br />

EGRT sensor<br />

Wiring open circuiffshort to positive,<br />

EGRT sensor<br />

I Wiring short to earth, EGRT sensor<br />

Exhaust leak, wiring, EGRT sensor<br />

EGRT sensor<br />

Exhaust leaklblockage, EGRT sensor<br />

17909 1 P1501 I Fuel pump relay - short to earth I Wiring short to earth, fuel pump relay<br />

17910 1 PI502 I Fuel pump relay - short to positive I Wiring short to positive, fuel pump relay<br />

17911 I P1503 I Alternator load signal I Wiring, alternator<br />

1791 4<br />

I P1506<br />

Exhaust gas recirculation temperature<br />

(EGRT) control, bank 2 - range1<br />

performance problem<br />

Vacuum system, brakes - mechanical fault<br />

Fuel pump relay - circuit matfunction<br />

Intake system - leak detected<br />

Closed throttle position (CTP) switch -<br />

does not close<br />

Closed throttle position (CTP) switch -<br />

does not open<br />

Exhaust leaklblockage, EGRT sensor<br />

Vacuum pump<br />

Wiring, fuel pump relay<br />

Intake leak, EGR system, EVAP system, hose<br />

connection(s), throttle control unit<br />

Throttle cablelvalve, wiring open circuiffshort to<br />

positive, CTP switch adjustmenffdefective,<br />

ECM<br />

Moisture ingress, wiring short to earth,<br />

CTP switch adjustmenffdefective, ECM

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