P0921 Code - Gear Shift Forward Actuator Circuit Range/Performance

What does P0921 Mean?

Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above. When you see P0921 engine fault code on your engine code reader this description will help you.

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What are the common causes of P0921 ?

• Faulty Gear Shift Forward Actuator
• Gear Shift Forward Actuator harness is open or shorted
• Gear Shift Forward Actuator circuit poor electrical connection

How do you troubleshoot P0921 ?

To fix and clear a P0921 trouble code, the mechanic needs to perform the following repairs:

• Replace any bad or damaged wiring, connectors, or components.
• Replace the gear shift forward actuator if it is at fault.
• Replace or repair the shift shaft if it is damaged.
• Replace or repair the forward gear guide rail.
• Replace the PCM or TCM if it is bad.

Searches related to P0921 Code - Gear Shift Forward Actuator Circuit Range/Performance

• P0921
• P0922