P1188 – All makes

Code : P1188
Make : All makes
Description : P1188 Fuel Pressure Monitoring – Leakage
Possible causes :
– Faulty Fuel filter
– Faulty Injector
– Faulty Electric fuel pump
– Faulty Fuel Pressure Regulator (FPR)
– Faulty Rail Pressure Sensor (RPS)
– Engine Control Module (ECM)
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top
Scroll to Top