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

Interlock Clearance




1. Check selector arm-to-interlock clearance.

Standard (New): 0.05-0.25 mm (0.002-0.01 in.)
Service Limit: 0.7 mm (0.03 in.)

2. If not within service limit, measure gap between selector arm fingers.

Standard (New): 10.05-10.15 mm (0.396-0.4 in.)

3. If gap is wider than standard, replace arm.