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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X160 - Check FP Circuit For Short To Power In CCRM

- Key Off.

- Disconnect CCRM.

- Measure resistance of fuel pump relay coil in CCRM between Pin 18 and Pin 24. Resistance should be between 65 and 120 ohms.

- Measure resistance of CCRM between Pin 18 and the following Pins: 1 through 11 and 13. Each resistance should be greater than 10,000 ohms.

- Are the CCRM checks OK?

YES -- GO to X161. X161 - Check FP Circuit For Short To Power

NO -- REPLACE CCRM. RE-EVALUATE symptom.