Valve Guides, Checking
Special tools and workshop equipment
required
Dial Gauge Holder -VW387-
Dial Gauge - 0-10mm -VAS6079-
Procedure
Note
If the valve is replaced during repair, use the new valve
for measurement.
Due to different stem diameters, only use an intake valve in
the in
Note
The following is a generic explanation of the requirements,
coverage, and operation of Mode 0A.
Mode 0A may only be supported exclusively by OBD control
modules in US vehicles. Mode 0A may not be supported in EOBD
vehicles, meaning the control module may not send a response
her