Test B: The Instrument Cluster Illumination Is Inoperative

PINPOINT TEST B: THE INSTRUMENT CLUSTER ILLUMINATION IS INOPERATIVE

B1-B3:

Normal Operation
A variable pulse width modulated (PWM) voltage is supplied to the instrument cluster through circuit 29S-LA31 (OG/BU). The instrument cluster is grounded through circuit 91-GG14 (BK/OG).

Possible Causes
- Circuit 29S-LA31 (OG/BU) open
- Circuit 91-GG14 (BK/OG) open
- Instrument cluster