Join Now
International Automotive Technicians Network

P1606 Diagnostic Trouble Code Discussion for March 2007

ECM Battery Backup Circuit Malfunction


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1606
Help Request Posted
1998 Volkswagen Passat GLS 1.8L Excessive Emissions, Misfire VIN: WVWAA63B7W
P1606: abs code Rough road spec. engin torque ABS/ECU electrical malfunction. The ABS and blinking red brake lite are on.Can't communicate with ABS system with VAG based scanner. Also we have issues trying to communicate with the engine ECU. ie, SOMETIMES WE DO AND SOME TIMES WE DON'T. We can set up the scanner ok with KOEO. However, w...
March 07, 2007
1998 Volkswagen Passat GLS 1.8L Excessive Emissions, Misfire VIN: WVWAA63B7W
P1606: abs code Rough road spec. engin torque ABS/ECU electrical malfunction. The ABS and blinking red brake lite are on.Can't communicate with ABS system with VAG based scanner. Also we have issues trying to communicate with the engine ECU. ie, SOMETIMES WE DO AND SOME TIMES WE DON'T. We can set up the scanner ok with KOEO. However, w...
March 08, 2007
1998 Volkswagen Passat GLS 1.8L Excessive Emissions, Misfire VIN: WVWAA63B7W
P1606: abs code Rough road spec. engin torque ABS/ECU electrical malfunction. The ABS and blinking red brake lite are on.Can't communicate with ABS system with VAG based scanner. Also we have issues trying to communicate with the engine ECU. ie, SOMETIMES WE DO AND SOME TIMES WE DON'T. We can set up the scanner ok with KOEO. However, w...
March 07, 2007
1998 Volkswagen Passat GLS 1.8L Excessive Emissions, Misfire VIN: WVWAA63B7W
P1606: abs code Rough road spec. engin torque ABS/ECU electrical malfunction. The ABS and blinking red brake lite are on.Can't communicate with ABS system with VAG based scanner. Also we have issues trying to communicate with the engine ECU. ie, SOMETIMES WE DO AND SOME TIMES WE DON'T. We can set up the scanner ok with KOEO. However, w...
March 08, 2007