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U3867 Engine Code Repair

Meaning of U3867 engine trouble code is a kind of network trouble code and U3867 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 $2,140 and you can't do it yourself unless you're an experienced mechanic.

U3867 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 U3867 code is occuring now you should check U3867 repair processes.
Now don't ask yourself; What should you do with U3867 code ?
The solution is here :

U3867 Possible Solution:

U3867 Engine

The firing order is an important part of the overall design of the engine and is determined during the design of the engine to eliminate as much engine vibration as possible. If the firing order is changed or adjusted, the ignition from the spark plug is delivered at the wrong time and the engine functions poorly or does not run. The firing order for a particular engine is typically found in the repair manual specific to that model.

U3867 Code Meaning :

U
OBD-II Diagnostic Network (U) Trouble Code For Engine

3
Ignition System Or Misfire

8
Fuel Rail Pressure Sensor Circuit Malfunction

6
Cylinder 1 Injector Circuit Low

7
Ignition Coil A Primary/Secondary Circuit Malfunction

Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.

U3867 OBD-II Diagnostic Network (U) Trouble Code Description

U3867 engine trouble code is about Ignition Coil A Primary/Secondary Circuit Malfunction.

Main reason For U3867 Code

The reason of U3867 OBD-II Engine Trouble Code is Fuel Rail Pressure Sensor Circuit Malfunction.

U3867 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.