Logo

B3394 Engine Trouble Code

Meaning of B3394 engine trouble code is a kind of body trouble code and B3394 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.

B3394 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 B3394 code is occuring now you should check B3394 repair processes.
Now don't ask yourself; What should you do with B3394 code ?
The solution is here :

B3394 Possible Solution:

B3394 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.

B3394 Code Meaning :

B 3 3 9 4
OBD-II Diagnostic Body (B) Trouble Code For Engine Ignition System Or Misfire Throttle/Pedal Position Sensor/Switch A Circuit Intermittent Crankshaft Position Sensor A Circuit Malfunction Timing Reference High Resolution Signal A Too Many Pulses

Regarding the B3394 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.

B3394 OBD-II Diagnostic Body (B) Trouble Code Description

B3394 engine trouble code is about Timing Reference High Resolution Signal A Too Many Pulses.

Main reason For B3394 Code

The reason of B3394 OBD-II Engine Trouble Code is Throttle/Pedal Position Sensor/Switch A Circuit Intermittent.

B3394 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.