F 250 2WD Super Duty V8-5.4L (2008)
A3
Test B: An Individual Courtesy Lamp Is Inoperative
PINPOINT TEST B: AN INDIVIDUAL COURTESY LAMP IS INOPERATIVE
Normal Operation
Circuit CLN03 (YE/GY) provides voltage to each courtesy lamp when activated. The courtesy lamps are grounded through circuit GD179 (BK/VT).
This pinpoint test is intended to diagnose the following:
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Wiring, terminals or connectors
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Interior lamp
B1-B2