Questions & Answers for: ecu warning light

warning light ECU Engine management system has been replaced but the engine management warning light still comes on. The car still performs well but I don't know if anything else goes wrong. It's also

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...warning about a failing system, most likely the fuel system. On mine it was the oxygen sensor on the way out. You need to do the diagnosis process with the ECU and this will report back the code that ...

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Question about 2003 Passat

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...ECU, in other words reset the ESP system and turn off the warning lamp on dashboard. I'm convinced that your brake pedal switch is faulty because the glow plug warning sign went ON after ESP ...

Question about 1999 Passat

1 Answer

...Airbag ECU & reset it. The Airbag ECU warning light can only be turned OFF using suitable diagnostic equipment! Disconnecting the battery will not turn OFF the Airbag ECU warning light! Good

Question about 1999 Passat

1 Answer

...warning light is coming on and steering is stiff, then the car has logged a fault in its ECU either in the steering control ECU or the ABS ECU, these can be read with a diag machine, from there this ...

...warning lights on then car went into limp mode replaced two lambda sensor as this is what citroen thought it was in the end coolant sensor was leaking up wire back to ecu making all kinds of lights ...

Question about 2001 SR 125

1 Answer

...warning system how does it work Various sensors are read by the ECU. When the ECU encounters a reading outside the parameters for a given sensor, the warning light for that system is triggered and ...

Question about 2002 Corolla

1 Answer

...warning system ECU can be set to issue a warning at an inflation pressure that corresponds with the type of tires. Operate the tire pressure warning system reset switch only after the inflation ...

Question about 2006 Prius

1 Answer

...WARNING LIGHT. The battery ECU has a self-diagnosis system. If the computer, High Voltage (HV) battery system or the components are not working properly, the ECU carries out a diagnosis to detect the ...

...the sensor. If it doesn't, simply get somebody with an OBD - handheld diagnostic machine - to reset the warning light. Everything is controlled by the ECU. Replace, reset ... it is all done by the ...

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