Possible causes – Faulty Exhaust Gas Recirculation (EGR) valve– Carbon blockage of the pintle Tech description On some models, there is a service bulletin for the P1404 code that suggest reprogramming the Powertrain Control Module (PCM) to repair the problem. When is the obd code mean? While monitoring the Exhaust Gas Recirculation (EGR) valve pintle…
Tag: CHEVROLET
P1406 CHEVROLET EGR Valve Pintle Position Circuit
Possible causes – Faulty Exhaust Gas Recirculation (EGR) valve– Carbon blockage of the pintle Tech description The P1406 code means that the EGR valve is 10% of the expected position by the Powertrain Control Module (PCM), usually caused by carbon built up n the EGR valve. Start by cleaning the EGR valve. When is the…
P0480 CHEVROLET Cooling Fan Relay Control Circuit
Possible causes – Faulty fan control relay– Fan control relay harness is open or shorted– Fan control relay circuit poor electrical connection– Faulty cooling fan 1– Fan cooling fan harness is open or shorted– Fan cooling fan circuit poor electrical connection When is the obd code mean? The P0480 code is detected when the Powertrain…
P1117 CHEVROLET Engine Coolant Temp. Signal Out-Of-Range Low
Possible causes – Faulty Engine Coolant Temperature (ECT) sensor– Low engine coolant level– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor electrical circuit poor connection– Faulty engine coolant thermostat Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1117 CHEVROLET OBD Code Description The Engine Coolant…
P1118 CHEVROLET Engine Coolant Temp. Signal Out-Of-Range High
Possible causes – Faulty Engine Coolant Temperature (ECT) sensor– Low engine coolant level– Engine Coolant Temperature (ECT) sensor harness is open or shorted– Engine Coolant Temperature (ECT) sensor electrical circuit poor connection– Faulty engine coolant thermostat Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1118 CHEVROLET OBD Code Description The Engine Coolant…
P1119 CHEVROLET Engine Coolant Temperature Signal Out Of Rage
Possible causes – Faulty Engine Coolant Temperature Sensor– Engine Coolant Temperature Sensor harness is open or shorted– Engine Coolant Temperature Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1119 CHEVROLET OBD Code Description The Engine Coolant Temperature (ECT) sensor contains a semiconductor device which changes resistance based…
U0104 CHEVROLET Lost Communication With Distance Sensing and Cruise Control Module
Possible causes – Faulty Distance Sensing and Cruise Control (DSCC) Module– DSCC Module harness is open or shorted– DSCC Module circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) U0104 CHEVROLET OBD Code Description Modules connected to the high speed General Motor Local Area Network (GMLAN) serial data circuits…
U0181 CHEVROLET Lost Communication With Dynamic Headlamp Leveling Control Module
Possible causes – Faulty Dynamic Headlamp Leveling (DHL) Control Module– DHL Control Module harness is open or shorted– DHL Control Module circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) U0181 CHEVROLET OBD Code Description Modules connected to the high speed General Motor Local Area Network (GMLAN) serial data…
P0405 CHEVROLET Exhaust Gas Recirculation Position Sensor Circuit Low Voltage
Possible causes – Faulty EGR volume control solenoid valve– EGR volume control solenoid valve harness is open or shorted– EGR volume control solenoid valve circuit poor electrical connection– EGR temperature sensor and circuit When is the obd code mean? An improper voltage signal is sent to Powertrain Control Module (PCM) through the valve Symptoms –…
P2135 CHEVROLET Throttle/Pedal Position Sensor/Switch A/B Voltage Correlation
Possible causes – Faulty electric throttle control actuator (TP sensor 1 and 2)– Throttle Position Sensor harness is open or shorted– Throttle Position Sensor circuit poor connection– Faulty accelerator pedal position sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2135 CHEVROLET OBD Code Description