Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Air Gap Inspection

NOTE: Perform the following test only when directed.

1. Verify that the CKP sensor is installed properly.




2. Measure the air gap between the crankshaft pulley teeth and the CKP sensor using a feeler gauge.
- If not as specified, replace the CKP sensor or inspect the crankshaft pulley teeth for being twisted and/or chipped.
- If any of the crankshaft pulley teeth is twisted and/or chipped, replace the crankshaft pulley.

Specification: 0.5 - 1.5 mm {0.020 - 0.059 in}