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

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Engine management<br />

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

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

CaddyIPickup TransporterlCaravelle LT 2,s SDllTDl<br />

VAG type<br />

5-digit<br />

17942<br />

EOBD type<br />

PI 534<br />

PI535<br />

PI 536<br />

I<br />

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

Camshaft position (CMP) actuator, bank 2 -<br />

short to positive<br />

Camshaft position (CMP) actuator, bank 2 - Wiring short to earth, CMP actuator<br />

short to earth<br />

Camshaft position (CMP) actuator, bank 2 - Wiring open circuit, CMP actuator<br />

open circuit<br />

PI537 I Fuel shut-off solenoid - malfunction I Fuel shut-off solenoid (leakinglsticking)<br />

PI 538<br />

PI 539<br />

Fuel shut-off solenoid - open circuitlshort to<br />

earth<br />

I<br />

Probable cause<br />

Wiring short to positive, CMP actuator<br />

Clutch pedal position (CPP) switch - range1 Wiring, CPP switch<br />

performance problem<br />

PI 540 / Vehicle speed signal - high input Excessive vehicle speed, instrument panel<br />

defective<br />

PI541 ( Fuel pump relay - open circuit ( Wiring open circuit, fuel pump relay<br />

PI 542<br />

PI 543<br />

PI 544<br />

PI 545<br />

I<br />

Throttle valve control - malfunction<br />

Wiring open circuitlshort to earth, fuel shut-off<br />

solenoid<br />

Throttle valve tightlsticking, wiring, throttle<br />

control unit<br />

PI 546 ( Turbocharger (TC) wastegate regulating I Wiring short to positive, TC wastegate regulating<br />

P 1547<br />

Throttle motor position sensor 1 - rangel<br />

performance problem<br />

Throttle motor position sensor 1 - low input<br />

Throttle motor position sensor 1 -<br />

high input<br />

I<br />

-<br />

Throttle valve requires cleaning, wiring, throttle<br />

motor position sensor<br />

Wiring short to earth, throttle motor position<br />

sensor<br />

Wiring short to positive, throttle motor position<br />

sensor<br />

PI 548 Turbocharger (TC) wastegate regulating Wiring open circuit, TC wastegate regulating<br />

valve - open circuit<br />

valve<br />

PI 549 Turbocharger (TC) wastegate regulating Wiring open circuitlshort to earth, TC wastegate<br />

valve - open circuitlshort to earth<br />

regulating valve<br />

PI550<br />

PI554<br />

PI555<br />

PI 556<br />

PI 557<br />

PI 558<br />

valve - short to positive<br />

Turbocharger (TC) wastegate regulating<br />

valve - short to earth<br />

Turbocharger (TC) pressure - control<br />

difference<br />

Manifold absolute pressure (MAP) sensor1<br />

barometric pressure (BARO) sensor -<br />

rangelperformance problem<br />

Throttle control unit - basic setting<br />

conditions<br />

Turbocharger (TC) pressure - upper limit<br />

exceeded<br />

Turbocharger (TC) pressure - control limit<br />

not reached<br />

Turbocharger (TC) pressure - control limit<br />

exceeded<br />

Idle speed control (ISC) actuatorlthrottle<br />

motor - circuit malfunction<br />

Throttle control unit - basic setting<br />

malfunction<br />

valve<br />

Wiring short to earth, TC wastegate regulating<br />

valve<br />

lntakelexhaust leak, hoses interchangedlnot<br />

connected, MAP sensor, TC wastegate regulating<br />

valve, turbocharger (TC) wastegate actuator, TC<br />

lntakelexhaust leak, EGR system, EVAP canister<br />

purge valve, throttle control unit, wiring,<br />

MAP sensor, BAR0 sensor<br />

Basic setting conditions not met<br />

Hoses interchangedlnot connected, TC wastegate<br />

regulating valve, turbocharger (TC) wastegate<br />

actuator, TC<br />

TC wastegate regulating valve, intake leak,<br />

TC defective<br />

Hose connection interchangedlnot connected<br />

Wiring, ISC actuatorlthrottle motor<br />

Accelerator pedal or starter motor operated<br />

during basic setting<br />

-

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