B1012 Trouble Code

View B1012 obd/2 error code description and symptoms. B1012 engine photo

The Camshaft Position sensor will signal the Engine Control Module when the #1 cylinder is ready for the spark plug to fire (top-dead-center on compression stroke). The ECM uses the information from this sensor to help calculate fuel delivery and spark timing.

One example of this would be when an automatic vehicle in placed in gear. To prevent the added drag from the torque converter and transmission from reducing the idling speed, the PCM will command the idle control valve to allow more air to enter the engine, while at the same time, adjusting the injector pulse width to inject more fuel to suit the increased amount of air. Note that the idle air control valve is closed by the PCM when the throttle plate is opened to prevent excess air from entering the engine.

Difficulty Level (Expert)
Level
Repair Time (35 Min.)
Time
Cost Prediction : $ 40-75

B1012 Error Code Repair Process :

If your transmission transfer case shift motor open circuit check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system B1012 and engine control unit are in charge of monitoring a bunch of different transmission transfer case shift motor open circuit, and if they get a reading that's a little out of whack, up pops the check engine light.

Wrench Tool B1012 is a kind of Body Trouble Code

Auto body problems aren't always easy to spot. Diagnosing auto body problems sometimes requires a little know-how. In this section you'll find articles dedicated to teaching you how to diagnose auto body problems.

Common Causes of B1012

A common cause of code B1012 is the failure of Transmission Transfer Case Shift Motor Open Circuit, but there are several other possible causes as well, such as ;

B1012 code for all cars

You can view according B1012 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B1012 Azlk Moskvich +B1012 Fiat 1400 +B1012 Rover Mini +B1012 Mazda Levante +B1012 Ferrari 355

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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