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C1502 Engine Code Repair

Meaning of C1502 engine trouble code is a kind of chassis trouble code and C1502 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.

C1502 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 C1502 code is occuring now you should check C1502 repair processes.
Now don't ask yourself; What should you do with C1502 code ?
The solution is here :

C1502 Possible Solution:

C1502 Engine

Air Conditioning Pressure Sensor (ACP) Insufficient Pressure Change Each time the A/C clutch engages, the PCM is looking for a pressure change in the refrigerant. If the change in pressure is outside of the calibration the DTC will set. A/C system mechanical failure Open ACP or VREF circuit A/C sensor damaged A/C system electrical failure A/C clutch always engaged Verify A/C system function, including refrigerant charge.

C1502 Code Meaning :

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

1
Fuel And Air Metering

5
O2 Sensor Heater Circuit Malfunction

0
Crankshaft Position Sensor A Circuit Malfunction

2
Crankshaft Position Sensor A Circuit Low Input

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.

C1502 OBD-II Diagnostic Chassis (C) Trouble Code Description

C1502 engine trouble code is about Crankshaft Position Sensor A Circuit Low Input.

Main reason For C1502 Code

The reason of C1502 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.

C1502 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set.