Test E: The Demand Lamps Are Inoperative

PINPOINT TEST E: THE DEMAND LAMPS ARE INOPERATIVE

Normal Operation
The smart junction box (SJB) supplies voltage to the demand lamps on circuit CLN01 (GN/VT). The demand lamps are grounded through circuit GD133 (BK) or circuit GD149 (BK/GY).

- DTC B1316 (Battery Saver Relay Coil Circuit Short to Gnd) - is a continuous and on-demand DTC that sets when the SJB detects a short to ground on the demand lamp voltage supply.

This pinpoint test is intended to diagnose the following:
- Fuse
- Wiring, terminals or connectors
- SJB

E1-E2:

E2-E3: