05.02.2017 Views

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

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

EOBO trouble code table<br />

:;:*I hult location<br />

Probable cause<br />

PO409<br />

PO410<br />

PO412<br />

PO413<br />

PO414<br />

PO415<br />

PO416<br />

PO417<br />

PO418<br />

PO419<br />

PO420<br />

PO421<br />

PO422<br />

PO423<br />

PO424<br />

Exhaust gas recirculation (EGR) system - flow<br />

malfunction<br />

Exhaust gas recirculation (EGR) system - insufficient flow<br />

detected<br />

Exhaust gas recirculation (EGR) system - excessive flow<br />

detected<br />

Exhaust gas recirculation (EGR) - circuit malfunction<br />

Exhaust gas recirculation (EGR) system -<br />

rangelperformance problem<br />

Exhaust gas recirculation (EGR) valve position sensor A -<br />

low input<br />

Exhaust gas recirculation (EGR) valve position sensor A -<br />

high input<br />

Hose leaklblockage, basic setting not carried out<br />

(if applicable), wirina, EGR valve. EGR solenoid, ECM<br />

Hose leaklblockage, basic setting not carried out<br />

(if applicable), wiring, EGR valve, EGR solenoid, ECM<br />

Wiring, EGR solenoid, ECM<br />

Hose leaklblockage, wiring, EGR valve/solenoid<br />

Wiring short to earth, EGR valve position sensor, ECM<br />

Wiring short to positive, EGR valve position sensor,<br />

ECM<br />

Exhaust gas recirculation (EGR) valve position sensor B - Wiring short to earth, EGR valve position sensor, ECM<br />

low input<br />

Exhaust gas recirculation (EGR) valve position sensor B - Wiring short to positive, EGR valve position sensor,<br />

high input 1 ECM<br />

Exhaust gas recirculation (EGR) sensor A -<br />

circuit malfunction<br />

Secondary air injection (AIR) system - malfunction<br />

Secondary air injection (AIR) system - incorrect flow<br />

detected<br />

Secondary air injection (AIR) solenoid A -<br />

circuit malfunction<br />

Secondary air injection (AIR) solenoid A - open circuit<br />

Secondary air injection (AIR) solenoid A - short circuit<br />

Secondary air injection (AIR) solenoid B - circuit<br />

malfunction<br />

Secondary air injection (AIR) solenoid B - open circuit<br />

Secondary air injection (AIR) solenoid B - short circuit<br />

Secondary air injection (AIR) pump relay A - circuit<br />

malfunction<br />

Secondary air injection (AIR) pump relay B - circuit<br />

malfunction<br />

Catalytic converter system, bank 1 - efficiency below<br />

threshold<br />

Warm up catalytic converter, bank 1 - efficiency below<br />

threshold<br />

Main catalytic converter, bank 1 - efficiency below<br />

threshold<br />

Heated catalytic converter, bank 1 - efficiency below<br />

threshold<br />

Heated catalytic converter, bank 1 - temperature below<br />

threshold<br />

Catalytic converter temperature sensor, bank 1<br />

Wiring, poor connection, EGR sensor, ECM<br />

I AIR pump, AIR valve. AIR hose(s)<br />

Wiring, AIR valve, AIR solenoid, ECM<br />

Wiring, AIR solenoid, ECM<br />

Wiring open circuit, AIR solenoid, ECM<br />

Wiring short circuit, AIR solenoid, ECM<br />

Wiring, AIR solenoid, ECM<br />

Wiring open circuit, AIR solenoid, ECM<br />

Wiring short circuit, AIR solenoid, ECM<br />

Wiring, AIR pump relay, ECM<br />

Wiring, AIR pump relay, ECM<br />

Catalytic converter, wiring, H02S 2<br />

Catalytic converter, wiring, H02S 2<br />

Catalytic converter, wiring, H02S 2<br />

Catalytic converter, wiring, H02S 2<br />

Catalytic converter, wiring, H02S 2<br />

Wiring, poor connection, catalytic converter<br />

temperature sensor, ECM<br />

Catalytic converter temperature sensor, bank 1 - Wiring, poor connection, catalytic converter<br />

ranael~erformance<br />

temperature sensor<br />

Catalytic converter temperature sensor, bank 1 - low input Wiring short to earth, catalytic converter temperature<br />

I sensor. ECM<br />

Catalytic converter temperature sensor, bank 1 - Wiring short to positive, catalytic converter<br />

high input<br />

temperature sensor, ECM<br />

Catalytic converter heater, bank 1 - control circuit Wiring, relay, ECM<br />

malfunction

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!