P1023 Mitsubishi Auto Trouble Code
P1023 Mitsubishi 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.
Accelerator Pedal Position Sensor 1 Circuit Low and P2127 - Accelerator Pedal Position Sensor 2 Circuit Low would lead you to suspect a defective accelerator pedal position sensor.
P1023 Mitsubishi Possible Solution:
Indicator and headlight bulbs need regular maintenance for them to keep functioning properly. Also the car paint ought to be in good condition because that reduces the chances of rust taking over the body of your car. This is one of those car maintenance problems, which are easy to handle, given the variety and quality of products available in the market today.