Test wiring between the test box and the
–
8-pin plug with multimeter for continuity.
Test wiring with multimeter for short-
–
circuit relative to each other.
Contact at 8-pin plug
Remove possible line interruptions and dirt at the contacts, erase fault memory and carry
–
out adaptation of the throttle valve control unit
If the specified value is not reached again, check throttle valve for dirt and/or resistance
–
and clean if necessary.
–
Repeat adaptation of the throttle valve control unit
If the adaptation cannot be started or successfully completed, replace the throttle valve
–
control unit.
–
Perform adaptation of the throttle valve control unit
If the adaptation cannot be started or successfully completed, replace the engine control
–
unit
→
Chapter.
If the adaptation was carried out successfully, carry out once again the adaptation with the
–
old (disassembled) throttle valve control unit
Check throttle valve control unit for vehicles 08.97 ►
1
2
3
4
5
7
8
Contact to text box
→
Chapter.
→
Chapter.
→
Chapter.
→
Chapter.
234
66
59
69
62
75
67
74