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C3693 Engine Trouble Code

Meaning of C3693 engine trouble code is a kind of chassis trouble code and C3693 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.

C3693 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 C3693 code is occuring now you should check C3693 repair processes.
Now don't ask yourself; What should you do with C3693 code ?
The solution is here :

C3693 Possible Solution:

C3693 Engine

The crankshaft sensor signals the fuel injection computer or the ignition control when the cylinders are firing. This causes the ignition coil to provide a spark and the injector to inject fuel into each cylinder at the right time.If either sensor isn't working correctly, the car will run rough and the engine will be less efficient. In later car models, the car's computer can usually keep the vehicle running, but the engine warning light on the dashboard goes on to warn the driver.

C3693 Code Meaning :

C 3 6 9 3
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 Exhaust Gas Recirculation Sensor B Circuit High

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.

C3693 OBD-II Diagnostic Chassis (C) Trouble Code Description

C3693 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Main reason For C3693 Code

The reason of C3693 OBD-II Engine Trouble Code is Fuel Temperature Sensor B Circuit Range/Performance.

Parts or components should not be replaced with reference to only a C3693 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.