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C1662 Engine Code Repair

Meaning of C1662 engine trouble code is a kind of chassis trouble code and theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. At a shop, the replacement cost is between $240-$400 depending on the car, but that's usually the cost of parts because the labor is relatively simple.

C1662 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 C1662 code is occuring now you should check C1662 repair processes.
Now don't ask yourself; What should you do with C1662 code ?
The solution is here :

C1662 Possible Solution:

C1662 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.

C1662 Code Meaning :

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

1
Fuel And Air Metering

6
Fuel Composition Sensor Circuit Malfunction

6
Cylinder 1 Injector Circuit Low

2
Crankshaft Position Sensor A Circuit Low Input

Regarding the C1662 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.

C1662 OBD-II Diagnostic Chassis (C) Trouble Code Description

C1662 engine trouble code is about Crankshaft Position Sensor A Circuit Low Input.

Main reason For C1662 Code

The reason of C1662 OBD-II Engine Trouble Code is Fuel Composition Sensor Circuit Malfunction.

C1662 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.