What does check engine light mean Pontiac G6?

What does check engine light mean Pontiac G6?

This indicator is part of the onboard diagnostics (OBD-II) system and in all cases it indicates a problem with your emissions system. Basically, it is an emissions monitoring system. A Check Engine indicator will stay solid or blink.

What is the problem code for Pontiac check engine light?

P1113Intake Resonance Switchover Valve Circuit P1114Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage – Read Our Article on Automotive Circuit TestingFor Help With This Pontiac Trouble Code

What causes no start on Pontiac G6 CYL?

A condition has been identified that could cause a NO crank/No communication on the LE5-4 cyl engine. This condition has been identified as a loose ground G105 behind the A/C compressor. Remove the bolt from G105 and clean the engine block surface. You should also make sure the terminal is tight after the bolt is tightened up.

Why does my Pontiac G6 say lost communication?

Borrowed a diagnostic tool from a friend and it showed the following… lost communication with engine control module/powertrain control module “A”. Also want to add that battery shows only 9 volts at terminals + neg. cable is a bit loose connecting to battery. Will a low battery cause this lost communication thing?

What is Pontiac check engine light code p1115?

P1114Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage – Read Our Article on Automotive Circuit TestingFor Help With This Pontiac Trouble Code P1115Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage – Read Our Article on Automotive Circuit TestingFor Help With This Pontiac Check Engine Light Code

P1113Intake Resonance Switchover Valve Circuit P1114Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage – Read Our Article on Automotive Circuit TestingFor Help With This Pontiac Trouble Code

P1114Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage – Read Our Article on Automotive Circuit TestingFor Help With This Pontiac Trouble Code P1115Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage – Read Our Article on Automotive Circuit TestingFor Help With This Pontiac Check Engine Light Code

What are the codes for GMC check engine lights?

P1245Intake Plenum Switchover Valve P1250Early Fuel Evaporation Heater Circuit P1257Supercharger System Overboost P1258Engine Coolant Overtemperature – Protection Mode Active P1260Last Test Failed SCC Or Theft Detected, Vehicle Immobilized

Which is the most accurate check engine light code?

P1191Intake Air Duct Air Leak P1200Injector Control Circuit P1201(Alternative Fuel) Gas Mass Sensor Circuit Range/Performance P1202(AlternativeFuel) Gas Mass Sensor Circuit Low Frequency P1203(Alternative Fuel) Gas Mass Sensor Circuit High Frequency