Honda Civic B3888 Code:

OBD-II Diagnostic Body (B) Trouble Code

Trouble In Honda Civic B3888 Possible Cause

Possible causes of Honda Civic B3888 include a faulty oxygen sensor, faulty electrical connector at the oxygen sensor, faulty or shorted wiring in the oxygen sensor circuit, a blown fuse for the oxygen sensor (if applicable), low or excessive fuel pressure, a vacuum leak on the engine, excessive exhaust leaks, or a faulty PCM.

Common Symptoms For Honda Civic B3888

  1. Turbocharged applications may place the exhaust gas temperature sensor in the exhaust input pipe, near the turbocharger
  2. This signal is systematically forwarded to affected control modules that utilize the data to accomplish various other tasks
  3. Individual control module failure is rare but possible
  4. As exhaust temperature decreases (with the engine off), circuit resistance increases and the feedback voltage signal to the PCM decreases

Similar Problems

Computer And Auxiliary Outputs
TP Sensor Learn Not Complete
Kick-Down Switch Failed Short

Honda Civic B3888 Troubleshooting

Broken engine mountings can cause banging and graunching noises. There are two main types of mounting those centrally placed close to the bottom of the block and those higher up the block which mount on to the inner wings or chassis members. Honda Civic B3888 OBD2 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.

How to turn off Honda Civic B3888 check engine light ?

There are two ways to turn off the check engine light:

A repair technician can do so once repairs have been made.
The OBD II can automatically turn it off when it fails to detect the problem after several diagnostic cycles.

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