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Home >> Porsche >> 2003 >> 911 Carrera 4S, Standard >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Anti-Lock Brake System (Abs) - 5.3 & Abs/TC 5.3, Diagnosis - 911 CARRERA (996) >> ABS 5.3 and ABS/TC 5.3 systems >> Fault overview / troubleshooting (diagnosis / test plan) >> Test point 22 >> Possible causes, elimination, notes

Possible causes, elimination, notes

DME control module does not receive any signal from the ABS/TC control module (setpoint engine torque).

Check wire for open circuit, short to B+ and short to ground (PIN 13 on the ABS/TC control module connector and PIN 48 on the DME control module connector).