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Test C: The Climate Control Panel Illumination Is Inoperative
PINPOINT TEST C: THE CLIMATE CONTROL PANEL ILLUMINATION IS INOPERATIVEC1:
C1-C2:
Normal Operation
When the instrument cluster detects a headlamps ON message, it sends a variable voltage to the climate control assembly through circuit 19 (LB/RD). The climate control assembly is grounded through circuit 57 (BK).
Possible Causes
- circuit 19 (LB/RD) open
- circuit 57 (BK) open
- climate control panel