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Test E: The Instrument Panel Illumination Does Not Dim

PINPOINT TEST E: THE INSTRUMENT PANEL ILLUMINATION DOES NOT DIM


E1-E2:






E2-E4:






E5-E7:






Normal Operation
The instrument panel dimmer switch is an input to the instrument cluster through circuit 1011 (TN/OG). The instrument panel dimmer switch is grounded through circuit 570 (BK/WH).

Possible Causes
- circuit 1011 (TN/OG) open or short to ground
- circuit 570 (BK/WH) open
- instrument panel dimmer switch
- instrument cluster