Vanagon F4-1915cc 1.9L (1984)
Throttle Body: Technical Service Bulletins
Throttle Body - Modifications During Replacement
GROUP
24
NUMBER
90-03 March 31, 1990
MODEL(S):
Vanagon, all w/Digijet injection
SUBJECT:
Throttle body - replacement
Replacement throttle body, Part No. 025 133 061B, has been updated with the current throttle switch and lacks one vacuum line for the distributor.
When installing this current replacement throttle body, the following mechanical and electrical modifications must be completed.
Work sequence
Mechanical:
^
cut hose "A" 150 mm from intake air distributor vacuum port
^
install vacuum "T", Part No. 025 201 943, at location "B"
^
install vacuum hose "C" (Part No. N 020 353 5, approx. 70 mm) between vacuum tee "B" and distributor vacuum advance unit
Electrical:
^
remove the jumper wire for both switches and install supplied connectors.
Check for vacuum leaks, check and reset basic engine specifications.
CAUTION
Part numbers are for reference only. Always check with your Parts Department for latest information.