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

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Fog Lamps Will Not Turn on

Test 1 - 3:

Test 4 - 9:

Test 10 - 13:

SYMPTOM
FOG LAMPS WILL NOT TURN ON

POSSIBLE CAUSES
- Junction block fog lamp relay output circuit
- Fog lamp switch sense shorted
- Open B(+)
- Fog lamp relay output CKT open
- Fog lamp relay
- Fog lamp relay ctl CKT open
- Fog lamp relay ctl CKT shorted to ground
- BCM fog lamp relay control
- BCM fog lamp sense shorted
- Fog lamp switch open/shorted
- Fog lamp relay output wire short to ground
- Fuse #24