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U3542 Engine Trouble Code

Meaning of U3542 engine trouble code is a kind of network trouble code and U3542 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.

U3542 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 U3542 code is occuring now you should check U3542 repair processes.
Now don't ask yourself; What should you do with U3542 code ?
The solution is here :

U3542 Possible Solution:

U3542 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.

U3542 Code Meaning :

U 3 5 4 2
OBD-II Diagnostic Network (U) Trouble Code For Engine Ignition System Or Misfire Fuel Composition Sensor Circuit Malfunction Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector) Glow Plug/Heater Circuit 'A' Malfunction

Regarding the U3542 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.

U3542 OBD-II Diagnostic Network (U) Trouble Code Description

U3542 engine trouble code is about Glow Plug/Heater Circuit 'A' Malfunction.

Main reason For U3542 Code

The reason of U3542 OBD-II Engine Trouble Code is Fuel Composition Sensor Circuit Malfunction.

U3542 the main thing to check is to verify the operation of the VCT solenoid. You're looking for a sticking or stuck VCt solenoid valve caused by contamination. Refer to vehicle specific repair manual to perform component tests for the VCT unit.