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C1408 Engine Code Repair

Meaning of C1408 engine trouble code is a kind of chassis trouble code and C1408 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.

C1408 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 C1408 code is occuring now you should check C1408 repair processes.
Now don't ask yourself; What should you do with C1408 code ?
The solution is here :

C1408 Possible Solution:

C1408 Engine

Excessive air inflow can be caused by a vacuum leak, a dirty sensor or, an exhaust gas recirculation valve not closing properly. If the problem is not enough fuel, the culprit may be dirty injectors or fuel filters, a weak fuel pump or a leaky fuel pressure regulator. The lean fuel mix error may be accompanied by rough idling, engine misfires, hesitation during acceleration and overall poor engine performance.

C1408 Code Meaning :

C
OBD-II Diagnostic Chassis (C) Trouble Code For Engine

1
Fuel And Air Metering

4
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

0
Crankshaft Position Sensor A Circuit Malfunction

8
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical

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.

C1408 OBD-II Diagnostic Chassis (C) Trouble Code Description

C1408 engine trouble code is about Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical.

Main reason For C1408 Code

The reason of C1408 OBD-II Engine Trouble Code is Throttle/Pedal Position Sensor/Switch A Circuit Intermittent.

C1408 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.