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

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Model: A2 A363 80 1,6/2,0/2,6/2,8 80 1,9 TDI (07193 -) A464<br />

1001A6 1,8/2,0/2,6/2,8/4,2 A6 2,5 TDI A6IS6lAllroad A868<br />

CoupelCabriolet 1,8/2,0/2,612,8 Cabriolet 1,9 TDI TT<br />

vAG type 1 EOBD type / <strong>Fault</strong> location<br />

5-digit<br />

17981<br />

17983<br />

17984<br />

17985<br />

17987<br />

PI573<br />

PI575<br />

PI 576<br />

PI 577<br />

PI579<br />

Engine mounting control solenoid,<br />

bank 2 - open circuit<br />

Probable cause<br />

17988 1 PI580 I Throttle motor, bank 1 - circuit malfunction I Wiring, throttle motor<br />

17989<br />

17990<br />

17993<br />

17994<br />

17997<br />

17998<br />

18000<br />

PI581<br />

PI 582<br />

PI585<br />

PI 586<br />

PI589<br />

PI 590<br />

PI592<br />

Engine mounting control solenoid,<br />

bank 1 - short to positive<br />

Engine mounting control solenoid,<br />

bank 1 - short to earth<br />

Engine mounting control solenoid,<br />

bank 1 - open circuit<br />

Throttle control unit - basic settinq<br />

Throttle control unit - basic setting<br />

Idle speed adaptation - limit reached<br />

Wiring open circuit, engine mounting control<br />

solenoid<br />

Wiring short to positive, engine mounting control<br />

solenoid<br />

Wiring short to earth, engine mounting control<br />

solenoid<br />

Wiring open circuit, engine mounting control<br />

solenoid<br />

Basic setting not carried out<br />

I I I<br />

18001 El 1 PI593 I Altitude adaption - signal outside tolerance I Intake leak, MAF sensor, throttle control unit<br />

18007<br />

18008<br />

18009<br />

1801 0<br />

I<br />

PI 599<br />

PI600<br />

PI 601<br />

Throttle control unit - lower stop not<br />

reached<br />

Engine mounting control solenoid,<br />

bank 1 8 2 - short to positive<br />

AClheater air temperature control<br />

switch - short to earth<br />

AClheater air temperature control<br />

switch - open circuit<br />

Barometric pressure (BARO) sensor1<br />

manifold absolute pressure (MAP) sensor -<br />

implausible ratio<br />

Idle control - lean running speed above<br />

specification<br />

Engine control module (ECM) -<br />

supply voltage low from ignition switch<br />

Engine control module (ECM) -<br />

supply voltage<br />

Engine control module (ECM) -<br />

supply voltage low from battery<br />

18011 I PI603 I Engine control module (ECM) - defective I ECM<br />

18012<br />

18014<br />

-<br />

PI 604<br />

PI606<br />

- -<br />

~ G n cont~module<br />

e<br />

EM) - defective<br />

Rough road signal - circuit malfunction<br />

Basic setting not carried out<br />

lntakelexhaust leak, AIR system, fuel pressure1<br />

pump, injector(s), EVAP canister purge valve<br />

Throttle motor, throttle control unit<br />

Wiring short to positive, engine mounting control<br />

solenoid<br />

Wiring short to earth, AClheater air temperature<br />

control switch<br />

Wiring open circuit, AClheater air temperature<br />

control switch<br />

TC system, MAP sensor<br />

IAC valve<br />

Battery, alternator, wiring open circuit<br />

Wiring, engine control relay<br />

18016 /PI608 Power steering pressure (PSP) switch - Wiring, PSP switch<br />

I<br />

circuit malfunction<br />

18017<br />

PI609 Engine control module (ECM) - crash Airbag triggered<br />

switch-off triggered<br />

18018 / PI610 / Engine control module (ECM) - defective ECM<br />

Battery was disconnected, battery discharged,<br />

alternator, wiring open circuit, fuse<br />

- - - --<br />

ECM<br />

ABS control module trouble code@) stored,<br />

CAN data bus<br />

18019 Malfunction indicator lamp (MIL) - short to<br />

I earth<br />

Wiring short to earth<br />

18020 PI612 Engine control module (ECM) - coding Incorrectly coded<br />

18021 PI613 Malfunction indicator lamp (MIL) - open Wiring open circuitlshort to positive<br />

circuitlshort to positive<br />

4

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