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

Idle Speed


Base Idle RPM [a] 750 ± 25 RPM

Base Idle RPM [b] 824 ± 25 RPM

[a] STD Trans, Hot, NO Load

[b] Auto Trans, Hot, NO Load


NOTE: Idle rpm check should only be performed after Diagnostic Test Steps AIS-7 through AIS-9 have been completed, or Pinpoint tests HU-1 through HU-10 have been completed: