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

Z1 - Intermittent Test Procedure



Choose an Intermittent Diagnostic Procedure:

- Intermittent Input Wiggle Procedure, Step 10. Z10

- Intermittent Output Actuator Switch Procedure, Step Z20. Z20

- Intermittent Water Soak Procedure, Step Z30. Z30

- Intermittent Road Test Procedure, Step Z40. Z40

- Intermittent Ignition Procedure, Step Z50. Z50