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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Engine Will Not Crank

Tests 793 - 797:




Tests 798 - 802:




Tests 803 - 806:




Tests 807 - 810:




SYMPTOM
* ENGINE WILL NOT CRANK

POSSIBLE CAUSES
- Battery circuit resistance too high
- Fused B(+) circuit open
- Fused B(+) circuit open
- Ignition switch output circuit open
- Ignition switch output circuit open
- Park/Neutral switch sense circuit open
- Starter relay ground circuit open
- Starter relay output circuit open
- Starter motor defective
- Starter relay defective
- Starter relay defective
- Starter solenoid defective