P03A8 Trouble Code

View P03A8 obd/2 error code description and symptoms. P03A8 engine photo

The Transmission Range Sensor (also referred to as the PRNDL input an/or neutral safety switch) tells the transmission control module (TCM) an the engine control module (PCM) that the transmission is in park, reverse, neutral, drive, low, 2nd, 3rd etc. It is attached directly to the manual valve of transmission, so when the shift lever is moved from park to drive, the Transmission Range Sensor communicates this critical information to the above mentioned vehicle control module systems.

As the engine heats up and combustion becomes easier and more complete, the PCM will command the idling control valve to increase the amount of air entering the engine to suit the changing conditions. However, when the load on the engine changes, say, when some electrical consumers or other systems are either turned on or off, the PCM adapts the signal voltage to the idle control valve to ensure that the idling speed remains stable, and at the RPM specified by the manufacturer.

Difficulty Level (Soso)
Level
Repair Time (30 Min.)
Time
Cost Prediction : $ 25-45

P03A8 Error Code Repair Process :

For fan control circuit malfunction check engine light is perhaps the most troubling of lights because it could mean so many different things, from you didn't screw the gas cap on tightly enough to look out for pistons flying through the hood and into the stratosphere. The easiest way to find out what this light is telling you is to hook your vehicle up to a scan tool. P03A8 error code diagnostic tool looks a little like an oversized calculator and plugs into a communication port inside the car. After you instruct it to perform the scan, it speaks fan control circuit malfunction with your car's computers to find out exactly what's prompting the light to turn on.

Wrench Tool P03A8 is a kind of Powertrain Trouble Code

Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

Common Causes of P03A8

A common cause of code P03A8 is the failure of Fan Control Circuit Malfunction, but there are several other possible causes as well, such as ;

P03A8 code for all cars

You can view according P03A8 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+P03A8 Daewoo Rezzo +P03A8 Chevrolet Deluxe +P03A8 Simca 1500 +P03A8 Rambler Classic +P03A8 Suzuki Alto

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