RS 6 V8-4.2L Turbo (BCY) (2003)
-
Connect test box V.A.G 1598/31 at wiring harness to engine control module. Actual engine control module is not to be connected.
-
Check wiring from 3-pin connector (sensor connector)...
-
... to engine control module for open circuit and short to positive/Ground.
3-pin connector at wiring
Test box V.A.G 1598/31,
harness,socket
socket
1 (screen)
108
2 (Ground wire)
90
3 (signal wire)
82
Resistance: max. 1.5 Ohm
-
Eliminate open circuit in wiring/short circuit if necessary.
If no fault is found in wiring:
-
Slowly crank engine and check concentricity/tight fit of sensor wheel.
If none of the checks reveals a fault:
-
Replace engine control module.