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Check P1784 Fault Code

When you check engine light came on code P1784 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the P1784 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P1784 Code Reason

P1784 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set.

P1784 Possible Fix :

Small but critical, a spark plug makes the car move. Its function is to ignite the compressed fuel in the engine. A worn spark plug will cause a weak spark. It may even prevent ignition entirely, or cause ignition at the wrong time. A misfire will affect engine power and fuel economy and cause massive amounts of potential damage.

P1784 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1784 Transmission Mechanical Failure - First And Reverse so you have to check ODB-II Fault Code Check list.

Reason For P1784 Code

The reason of P1784 OBD-II Fault Code Check is P1784 Transmission Mechanical Failure - First And Reverse.

P1784 Solution:

Excessive air inflow can be caused by a vacuum leak, a dirty sensor or, an exhaust gas recirculation valve not closing properly. If the problem is not enough fuel, the culprit may be dirty injectors or fuel filters, a weak fuel pump or a leaky fuel pressure regulator. The lean fuel mix error may be accompanied by rough idling, engine misfires, hesitation during acceleration and overall poor engine performance.

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