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

Z173



- Key Off.

- Disconnect PCM from vehicle harness.

NOTE: This erases continuous memory, and sets the P1000 code.

- Measure the resistance from SPOUT jack to PWR GND jack.

- Measure the resistance from SPOUT jack to VPWR jack.

- Is each resistance greater than 10K ohms?

Yes -- GO to Z174. Z174

No -- GO to Z183. Z183