P1388 Engine Trouble Code

Meaning of P1388 engine trouble code is a kind of powertrain trouble code and P1388 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.

P1388 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 P1388 code is occuring now you should check P1388 repair processes.
Now don't ask yourself; What should you do with P1388 code ?
The solution is here :

P1388 Possible Solution:

P1388 Engine

Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. Spark plugs typically need to be replaced every season or 25 hours of use. You should also check that the spark plug gap is set properly. If your spark plugs look good, problems with your ignition system can also preventing a spark. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.

P1388 Code Meaning :

P 1 3 8 8
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering Throttle/Pedal Position Sensor/Switch A Circuit Intermittent Ignition/Distributor Engine Speed Input Circuit Malfunction Clutch Position Sensor Circuit Malfunction

The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.

P1388 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1388 OBD-II Trouble Code Variable Cam Timing Overretarded Bank 2 is one of the definitions for the P1388; however your vehicles manufacturer may have a different definition for the P1388 code. Please check below for your spec P1388 code.

Main reason For P1388 Code

The reason of P1388 OBD-II Engine Trouble Code is Throttle/Pedal Position Sensor/Switch A Circuit Intermittent.

P1388 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.