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

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Model: Civic 1,4 Civic 1,6 Civic 2,O Type R Civic Coupe 1,7 Accord 1.6 Accord 1,8<br />

Accord 2,O Accord 2,2 Accord 2,3 Accord Coupe 2,O Accord Coupe 3,O<br />

Engine managemen<br />

Flash type I EOBD type / <strong>Fault</strong> location / Probable cause<br />

1 I I<br />

14 0 1 1515 I Idle control (IAC) valve - short circuit 1 Wiring, IAC valve. ECM<br />

14 0 1 1516 I Idle control (IAC) valve - short circuit I Wiring, IAC valve, ECM<br />

14 0<br />

14<br />

17<br />

20<br />

1517<br />

PI519<br />

-<br />

PI297<br />

20 1 PI298 1 Electrical load sensor - circuiffvoltage high I Wiring open circuit, electrical load sensor, ECM<br />

22<br />

23<br />

PI259<br />

-<br />

Idle control (IAC) valve - open circuit<br />

Idle air control (IAC) valve - circuit malhndion<br />

Vehide speed sensor (VSS) - circuit<br />

matfunctionlrangelperformance problem<br />

Electrical load sensor - circuitlvolta~e low<br />

Wiring, IAC v alvez~<br />

Wirina, IAC valve. ECM<br />

Wiring, speedometer, VSS, ECM<br />

23 1 PI324 1 Knock sensor (KS) - circuit malfunction I Wiring, US, ECM<br />

34<br />

39<br />

41 0<br />

41<br />

-<br />

-<br />

-<br />

PI166<br />

VTEC system malfunction<br />

Knock sensor (KS) - circuit malfunction<br />

System voltage - malfu"ction<br />

CAN data bus - mahnction<br />

Heated oxygen sensor (H02S) 1, bank 1,<br />

heater control - circuit malfunction<br />

Heated oxygen sensor (H02S) 1, bank 1,<br />

heater control - circuit malfunction<br />

I problem<br />

Heated oxygen sensor (H02S) 1, bank 1,<br />

heater control - system malfunction<br />

Wiring short circuit, electrical load sensor, ECM<br />

-<br />

Wiring, VTEC solenoidlpressure switch, ECM<br />

Wiring, US, ECM<br />

41 0<br />

I<br />

Air fuel (NF) ratio sensor - heater circuit I Wiring, N F ratio sensor, ECM<br />

41<br />

41<br />

45<br />

48<br />

48 rn<br />

48<br />

48 rn<br />

56<br />

57<br />

61 0<br />

61 El<br />

61 El<br />

61 El<br />

PI167<br />

PI167<br />

-<br />

PI162<br />

PI157<br />

PI158<br />

PI159<br />

-<br />

-<br />

-<br />

PI149<br />

PI163<br />

PI164<br />

Air fuel (NF) ratio sensor - heater circuit<br />

malfunction<br />

System too leanlrich<br />

Heated oxygen sensor (H02S) 1,<br />

bank I - circuit malfunction<br />

Air fuel (NF) ratio sensor - circuit malfunction<br />

Air fuel (NF) ratio sensor - low voltage<br />

negative terminal<br />

Air fud (NF) ratio sensor - low voltage<br />

positive terminal<br />

Camshaft position (CMP) actuator, intake1leW<br />

front, bank 1 - circuit malfunctionhiming overadvancedlsystem<br />

performance<br />

Camshaft position (CMP) sensor A,<br />

bank I - circuit malfunction/range/<br />

performance problem<br />

Heated oxygen sensor (H02S) 1,<br />

bank I - slow response<br />

Heated oxygen sensor (H02S) 1,<br />

bank 1 - rangelperformance problem<br />

Heated oxygen sensor (H02S) 1,<br />

bank 1 - circuWslow resDonse<br />

Heated oxygen sensor (H02S) 1,<br />

bank 1 - range/performance problem<br />

--<br />

Wiring, poor connection, battery, alternator<br />

Wiring, connected system, ECM<br />

Fuse, wiring, H02S, ECM<br />

Fuse, wiring, H02S, ECM<br />

Fuse, wiring, H02S, ECM<br />

Wiring, NF ratio sensor<br />

Fuel system, H02S, MAP sensor, contaminated<br />

fuel, valve clearance, exhaust leak<br />

Wiring, H02S, ECM<br />

Wiring, NF ratio sensor, ECM<br />

Wiring, N F ratio sensor, ECM<br />

Wiring, N F ratio sensor, ECM<br />

Wiring, CMP actuator, ECM<br />

Insecure<br />

Heating inoperative, wiring, H02S<br />

H02S<br />

H02S, exhaust system<br />

H02S<br />

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