Vanagon F4-1915cc 1.9L (Water Cooled) (1983)
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Connect tester V.A.G. 1367 as follows
A to alternator or terminal box
B to TDC sender
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Connect CO meter to receptacle in left exhaust pipe
Check ignition timing and adjust if necessary:
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Disconnect electrical plugs at idle stabilizer control unit (squeeze to release-arrows)
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Connect plugs together
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Start engine and check ignition timing and adjust if necessary
Spec = 5 ±1° ATDC
RPM below 1000
Check idle speed and adjust if necessary:
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Run engine at idle speed