Check B2237 Fault Code

When you check engine light came on code B2237 the reason should be . However your vehicle's manufacturer may have a different definition for the B2237 OBD-II Diagnostic Body (B) Trouble Code. So you should chech it on our car models.

B2237 Code Reason

B2237 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.

B2237 Possible Fix :

Detonation, or spark knock, is a type of combustion caused by the buildup of too much heat and pressure in the engine's combustion chamber. When this happens, you should be able to hear a metallic knocking or pinging noise. A small amount of detonation usually won't cause major damage, but heavy knocks or prolonged detonation can cause serious damage to your parts. It can punch holes in your pistons, crush rod bearings, blow head gaskets, crack rings, and pound out piston ring grooves. Prolonged pinging noises are a definite cause for concern.

B2237 OBD-II Diagnostic Body (B) Trouble Code Description

B2237 Vehicle Signal indicating Park While VSS Present so you have to check ODB-II Fault Code Check list.

Reason For B2237 Code

The reason of B2237 OBD-II Fault Code Check is B2237 Vehicle Signal indicating Park While VSS Present.

B2237 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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