P1606 Diagnostic Trouble Code Discussion for October 2019
ECM Battery Backup Circuit Malfunction
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| Help Request | Posted | |
| 2000 Audi A4 1.8L Hesitation, Surge, Cuts out VIN: WAUDC68D7Y P1606: Rough road/Engine torque signal from ABS malfunction. Hello all. This Audi is starting to drive me crazy. This problem has been with the car for a few years now and the customer brought it to me to finally fix it. Under heavy accel, full throttle, the car surges/bucks like crazy at about 3k RPM. If you keep... |
October 25, 2019 |
