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
Z178
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Key Off.
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Disconnect the PCM from the vehicle harness.
NOTE: This erases continuous memory, and sets the P1000 code.
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Measure the resistance from PIP jack to Pin 56 at the PCM breakout box.
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Is resistance less than 5 ohms? Yes -- GO to
Z179. Z179 No -- SERVICE open in PIP circuit harness.