Logo

C0665 Engine Code Repair

Meaning of C0665 engine trouble code is a kind of chassis trouble code and C0665 code can be about replacing a broken oxygen sensor can eventually lead to a busted catalytic convertor which can cost upwards of $2,200. Taking your car into a shop will cost you around $210 depending on the car. However, an oxygen sensor is easy to replace on many cars and is usually detailed in the owner's manual. If you know where the sensor is, you only have to unclip the old sensor and replace it with a new one. Regardless of how you approach it, you should get this fixed right away.

C0665 Fault Symptoms :

  1. Check engine light comes on
  2. Engine stalling or misfiring
  3. Engine performance issues
  4. Car not starting

If one of these reasons for C0665 code is occuring now you should check C0665 repair processes.
Now don't ask yourself; What should you do with C0665 code ?
The solution is here :

C0665 Possible Solution:

C0665 Engine

Power Steering Pressure (PSP) Switch Signal Malfunction The PCM counts the number of times vehicle speed transitions from 0 to a calibratable speed. After a calibratable number of speed transitions the PCM expects that the PSP input should have changed. This DTC is set if the transition is not detected. Vehicle towed with engine running Power steering hydraulic concern was repaired but DTC was not erased PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged Check, if possible, if vehicle was towed or power steering service was performed. Observe PSP V PID while checking wires for intermittents.

C0665 Code Meaning :

C
OBD-II Diagnostic Chassis (C) Trouble Code For Engine

0
Intake Valve Control Solenoid Circuit Low

6
Fuel Composition Sensor Circuit Malfunction

6
Cylinder 1 Injector Circuit Low

5
Timing Reference High Resolution Signal A Too Many Pulses

The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.

C0665 OBD-II Diagnostic Chassis (C) Trouble Code Description

C0665 engine trouble code is about Timing Reference High Resolution Signal A Too Many Pulses.

Main reason For C0665 Code

The reason of C0665 OBD-II Engine Trouble Code is Fuel Composition Sensor Circuit Malfunction.

Parts or components should not be replaced with reference to only a C0665 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.