P03B1

2017-10-10

Description:

  • Cylinder 3 Pressure Variation High

Possible Symptoms:

  • Perform a compression test on cylinder 3 to check for any abnormalities or loss of compression.

  • Check the ignition system, including the spark plug, ignition coil, and wiring, for any faults or malfunctions specific to cylinder 3.

  • Inspect the fuel injector of cylinder 3 for any clogs or improper operation that may be causing high pressure variation.

  • Verify the engine's timing and make any necessary adjustments if it is found to be out of sync.

  • If none of the previous steps resolve the issue, it may be necessary to inspect and potentially replace the cylinder head or related components.

Possible Causes:

  • Faulty ignition coil or spark plug

  • Clogged or dirty fuel injector

  • Low fuel pressure in cylinder 3

  • Engine compression issues in cylinder 3

  • Faulty engine control module (ECM) or sensor related to cylinder 3

Related Parts:

Possible Solutions:

  • Decreased engine power or performance

  • Rough idle or engine misfire

  • Engine hesitation or stumbling during acceleration

  • Excessive fuel consumption

  • Check Engine Light (CEL) or Malfunction Indicator Lamp (MIL) illuminated

Search