P1409 Citroen EVR Control Circuit Malfunction

P1409 Citroen EVR Control Circuit Malfunction Possible causes EGRVR circuit open. VPWR open to EGRVR solenoid. EGRVR circuit short to VPWR or GND. Damaged EGRVR solenoid. Damaged PCM. Tech description The EGR vacuum regulator solenoid resistance is between 26 and 40 ohms. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1409 Citroen…

P1409 Chrysler EVR Control Circuit Malfunction

P1409 Chrysler EVR Control Circuit Malfunction Possible causes EGRVR circuit open. VPWR open to EGRVR solenoid. EGRVR circuit short to VPWR or GND. Damaged EGRVR solenoid. Damaged PCM. Tech description The EGR vacuum regulator solenoid resistance is between 26 and 40 ohms. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1409 Chrysler…

P1409 Chevrolet EVR Control Circuit Malfunction

P1409 Chevrolet EVR Control Circuit Malfunction Possible causes EGRVR circuit open. VPWR open to EGRVR solenoid. EGRVR circuit short to VPWR or GND. Damaged EGRVR solenoid. Damaged PCM. Tech description The EGR vacuum regulator solenoid resistance is between 26 and 40 ohms. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1409 Chevrolet…

P1409 Cadillac EVR Control Circuit Malfunction

P1409 Cadillac EVR Control Circuit Malfunction Possible causes EGRVR circuit open. VPWR open to EGRVR solenoid. EGRVR circuit short to VPWR or GND. Damaged EGRVR solenoid. Damaged PCM. Tech description The EGR vacuum regulator solenoid resistance is between 26 and 40 ohms. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1409 Cadillac…

P1409 Buick EVR Control Circuit Malfunction

P1410 Buick EGR Valve Position Sensor Circuit Malfunction Possible causes – EGR Valve Position Sensor Tech description Usually replacing the EGR Valve Position Sensor takes care of the problem. The sensor is located on top of the EGR valve. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1410 Buick Description The EGR…

P1409 BMW EVR Control Circuit Malfunction

P1409 BMW EVR Control Circuit Malfunction Possible causes EGRVR circuit open. VPWR open to EGRVR solenoid. EGRVR circuit short to VPWR or GND. Damaged EGRVR solenoid. Damaged PCM. Tech description The EGR vacuum regulator solenoid resistance is between 26 and 40 ohms. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1409 BMW…

P1409 Audi EVR Control Circuit Malfunction

P1409 Audi EVR Control Circuit Malfunction Possible causes EGRVR circuit open. VPWR open to EGRVR solenoid. EGRVR circuit short to VPWR or GND. Damaged EGRVR solenoid. Damaged PCM. Tech description The EGR vacuum regulator solenoid resistance is between 26 and 40 ohms. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1409 Audi…

P1409 Acura EVR Control Circuit Malfunction

P1409 Acura EVR Control Circuit Malfunction Possible causes EGRVR circuit open. VPWR open to EGRVR solenoid. EGRVR circuit short to VPWR or GND. Damaged EGRVR solenoid. Damaged PCM. Tech description The EGR vacuum regulator solenoid resistance is between 26 and 40 ohms. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1409 Acura…

P1409 EVR Control Circuit Malfunction

P1409 EVR Control Circuit Malfunction Possible causes EGRVR circuit open. VPWR open to EGRVR solenoid. EGRVR circuit short to VPWR or GND. Damaged EGRVR solenoid. Damaged PCM. Tech description The EGR vacuum regulator solenoid resistance is between 26 and 40 ohms. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1409 Description This…