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 logical successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la
Component Tests and General Diagnostics
Test 1 - 3:
SYMPTOM CHECKING
PCM POWER AND GROUND CIRCUITS
POSSIBLE CAUSES -
PCM fused B+ circuit
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PCM fused ignition switch output circuit
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PCM ground circuits