Range Rover (LH) V8-3.9L (1989)
Malfunction Indicator Lamp: Testing and Inspection
EFI Warning Lamp (Instrument panel)
If the symbol illuminates when the engine is idling or the vehicle is being driven, it indicates a failure of one of the four functions. The
light will continue to come on until fault is corrected. There is no reset procedure.
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Air flow sensor
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Oxygen/Lambda sensor
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Coolant/Water temperature sensor
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Throttle Position/Potentiometer
The vehicle should be driven with care and the cause rectified. Refer to EFI Circuit Diagnosis. See: Powertrain Management/Computers and
Control Systems/Testing and Inspection