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C3698 Engine Trouble Code

Meaning of C3698 engine trouble code is a kind of chassis trouble code and C3698 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.

C3698 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 C3698 code is occuring now you should check C3698 repair processes.
Now don't ask yourself; What should you do with C3698 code ?
The solution is here :

C3698 Possible Solution:

C3698 Engine

Power Steering Pressure (PSP) Switch Malfunction In Key On, Engine Off Self-Test, this DTC indicates the PSP input to the PCM is high. In Key On, Engine Running Self-Test, this DTC indicates that the PSP input did not change state. Steering wheel must be turned during Key On, Engine Running Self-Test PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged.

C3698 Code Meaning :

C 3 6 9 8
OBD-II Diagnostic Chassis (C) Trouble Code For Engine Ignition System Or Misfire Fuel Temperature Sensor B Circuit Range/Performance Crankshaft Position Sensor A Circuit Malfunction Clutch Position Sensor Circuit Malfunction

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.

C3698 OBD-II Diagnostic Chassis (C) Trouble Code Description

C3698 engine trouble code is about Clutch Position Sensor Circuit Malfunction.

Main reason For C3698 Code

The reason of C3698 OBD-II Engine Trouble Code is Fuel Temperature Sensor B Circuit Range/Performance.

C3698 DTC reports a sensor fault, replacement of the sensor is unlikely to resolve the underlying problem. The fault is most likely to be caused by the systems that the sensor is monitoring, but might even be caused by the wiring to the sensor itself.