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)

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Idle Speed: Testing and Inspection

INSPECT ENGINE IDLE SPEED
a. Warm up the engine.
b. When using the hand-held tester or OBD II scan tool:
1. Connect the hand-held tester or OBD II scan tool to the DLC3.
2. Enter DATA LIST MODE on the hand-held tester or OBD II scan tool.
Idle speed: 630 to 730 rpm

NOTICE:
^ When checking the idle speed, the transmission is in the neutral position.
^ Check the idle speed with the cooling fan OFF.
^ Switch OFF all accessories and air conditioning before connecting the hand-held tester or OBD II scan tool.

HINT: Refer to the hand-held tester or OBD II scan tool operator's manual for further details.