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Trouble Godes - diagramas.diagram...

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LAND ROVER Model.<br />

I ~e.1 Engine management/transmission<br />

EOBD<br />

type<br />

PI416<br />

PI417<br />

PI442<br />

PI 443<br />

PI450<br />

PI451<br />

PI 452<br />

I<br />

Fault location Probable cause<br />

Freelander 1,8 Freelander 2,OD Turbo Freelander 2,O TD4 Freelander 2,5<br />

Discovery 2,5 TD5 Discovery 4,O Range Rover 3,O TD6 Range Rover 4,014,414,6<br />

Secondary air injection (AIR) system, Wiring, control valve, ECM<br />

bank 2 - control valve open<br />

Secondary air injection (AIR) system,<br />

bank 2 - low flow<br />

Evaporative emission (EVAP) system - leak<br />

detected<br />

Evaporative emission (EVAP) system -<br />

circuit malfunction<br />

Evaporative emission (EVAP) pressure<br />

pump - circuit plausibilitv<br />

Evaporative emission (EVAP) pressure<br />

pump - circuit high<br />

Evaporative emission (EVAP) pressure<br />

pump - low current<br />

Wiring, control valve, air pump, ECM<br />

PI453 Evaporative emission (EVAP) pressure I Wiring, pressure pump, ECM<br />

pump - high current<br />

PI461<br />

AC refigerant pressure sensor - low input<br />

Hose connection(s), intake leak, EVAP canister, EVAP canister<br />

purge valve<br />

Wiring, EVAP canister purge valve, ECM<br />

Wiring, pressure pump, ECM<br />

Wiring, pressure pump, ECM<br />

Wiring, pressure pump, ECM<br />

PI462 AC refigerant pressure sensor - hgh input AC refrigerant pressure too high (cooling faultlincorrectly<br />

charged), wiring, AC refrigerant pressure sensor, ECM<br />

PI463<br />

PI465<br />

PI 469<br />

AC refigerant pressure sensor<br />

Air conditioning - relay<br />

PI 500 I Vehicle speed sensor (VSS) I Wiring, VSS, ECM<br />

PI504 I Idle air control (IAC) I Wiring, IAC valve, ECM<br />

I 1<br />

PI505 I Idle air control (IAC) I Wiring, IAC valve, ECM<br />

PI 506<br />

PI 507<br />

PI 509<br />

PI 51 0<br />

PI 51 2<br />

PI513<br />

PI513<br />

PI514<br />

PI516<br />

PI518<br />

AC refrigerant pressure too low (incorrectly charged), wiring,<br />

AC refriaerant pressure sensor, ECM<br />

Wiring, AC refrigerant pressure sensor, ECM<br />

Wiring, AC relay<br />

Air conditioning - low cycling period Wiring, AC system<br />

I I<br />

Idle air control QAC) - value high<br />

Idle air control (IAC) - value low<br />

idle air control (IAC) valve opening coil -<br />

malfunction<br />

Idle air control (IAC) valve opening coil -<br />

circuit malfunction<br />

Intake manifold air control bank 1 - stuck<br />

closed<br />

Idle air control (1AC) valve opening - coil -<br />

circuit low<br />

lntake manifold air control bank 2 - stuck<br />

closed<br />

Idle air control (IAC) valve opening coil -<br />

circuit high<br />

Intake manifold air control<br />

Intake manifold air control - stuck open<br />

-<br />

Wiring short to positive, IAC valve, ECM<br />

Wiring short to earth, IAC valve, ECM<br />

Wiring, IAC valve<br />

Wiring, IAC valve<br />

Wiring, intake manifold air control, mechanical fault<br />

Wiring - short circuit to earth, IAC valve<br />

Wiring, intake manifold air control, mechanical fault<br />

Wiring short circuit to positive, IAC valve<br />

Wiring, intake manifold air control, mechanical fault<br />

Wiring, intake manifold air control, mechanical fault<br />

PI519 I lntake manifold air control - stuck closed I Wiring, intake manifold air control, mechanical fault<br />

PI 520 Intake manifold air control - circuit<br />

Wiring, intake manifold air control<br />

malfunction<br />

PI535 [ AC compressor request - malfunction 1 Wiring, AC master switch, AC control module

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