Logo

C0397 Engine Trouble Code

Meaning of C0397 engine trouble code is : C0397 code can be about replacing a broken oxygen sensor can eventually lead to a busted catalytic convertor which can cost upwards of $2,000. Taking your car into a shop will cost you around $200 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.

C0397 Possible Solution:

C0397 Engine

Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. Spark plugs typically need to be replaced every season or 25 hours of use. You should also check that the spark plug gap is set properly. If your spark plugs look good, problems with your ignition system can also preventing a spark. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.

C0397 Code Meaning :

C 0 3 9 7
OBD-II Diagnostic Chassis (C) Trouble Code For Engine Intake Valve Control Solenoid Circuit Low Throttle/Pedal Position Sensor/Switch A Circuit Intermittent Crankshaft Position Sensor A Circuit Malfunction Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical

Regarding the C0397 code, it would probably be worthwhile to carefully inspect the wire harness near the intake manifold bracket. This is done most easily from below the car in the area near the oil filter.

C0397 OBD-II Diagnostic Chassis (C) Trouble Code Description

C0397 engine trouble code is about Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical.

Reason For C0397 Code

The reason of C0397 OBD-II Engine Trouble Code is Throttle/Pedal Position Sensor/Switch A Circuit Intermittent.

C0397 DTCs may also be triggered by faults earlier down the line. For example, a dirty MAF sensor might be causing the car to overcompensate in its fuel-trim adjustments. As a result, oxygen sensors are likely to report fuel mixture problems.