Hummer H2. Manual — part 327
VANITY MIRROR LAMP(S) INOPERATIVE
Vanity Mirror Lamp(s) Inoperative
Refer to Circuit Testing and Wiring Repairs in
Wiring Systems.
Did you find and correct the condition?
Go to Step 21
Go to Step 15
13
Inspect for poor connections at the IPC. Refer to
Testing for Intermittent Conditions and Poor
Connections and Connector Repairs in Wiring
Systems.
Did you find and correct the condition?
Go to Step 21
Go to Step 17
14
Inspect for poor connections at the multifunction turn
signal switch. Refer to Testing for Intermittent
Conditions and Poor Connections and Connector
Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 21
Go to Step 19
15
Inspect for poor connections at the turn signal/hazard
flasher module. Refer to Testing for Intermittent
Conditions and Poor Connections and Connector
Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 21
Go to Step 20
16
Repair the ground circuit of the inoperative lamp. Refer
to Wiring Repairs in Wiring Systems.
Did you complete the repair?
Go to Step 21
-
17
Replace the IPC. Refer toInstrument Panel Cluster
(IPC) Replacement in Instrument Panel, Gauges, and
Console.Did you complete the repair?
IMPORTANT:
Perform the set up procedure for the IPC.
Go to Step 21
-
18
Replace or repair the inoperative bulb/socket.
Did you complete the repair?
Go to Step 21
-
19
Replace the multifunction turn signal switch. Refer to
Multifunction, Turn Signal Switch Replacement in
Steering Wheel and Column.
Did you complete the repair?
Go to Step 21
-
20
Replace the turn signal/hazard flasher module.
Did you complete the repair?
Go to Step 21
-
21
Operate the system in order to verify the repair.
Did you correct the condition?
System OK
Go to Step 3
Step
Action
Yes
No
Schematic Reference: Interior Lights Schematics
Connector End View Reference: Lighting Systems Connector End Views or Body Control System
Connector End Views in Body Control System.
2004 Hummer H2
2004 ACCESSORIES & EQUIPMENT Lighting Systems - Hummer H2
REPAIR INSTRUCTIONS
STOP LAMP SWITCH REPLACEMENT
Removal Procedure
1
Did you perform the Lighting Diagnostic System
Check?
Go to Step 2
Go to Diagnostic
System Check -
Lighting Systems
2
Turn ON the vanity mirror lamp.
Does the system operate normally?
Go to Testing for
Electrical Intermittents
in Wiring Systems
Go to Step 3
3
Are all of the reading, visor and I/P compartment
lamps inoperative?
Go to Step 4
Go to Step 6
4
Is the TBC 2C Fuse in the I/P fuse block open?
Go to Step 5
Go to Step 6
5
Test the battery positive voltage circuit of the BCM
for a short to ground. Refer to Circuit Testing and
Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12
Go to Step 9
6
Test the inadvertent power supply voltage circuit of
the vanity lamp for a short to ground, high
resistance or an open. Refer to Circuit Testing and
Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12
Go to Step 7
7
Test the ground circuit of the vanity lamp for high
resistance or an open. Refer to Circuit Testing and
Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12
Go to Step 8
8
Inspect the inoperative bulb for an open filament.
Is the bulb OK?
Go to Step 11
Go to Step 10
9
Repair the inadvertent power supply voltage circuit
for a short to ground. Refer to Wiring Repairs in
Wiring Systems.
Did you complete the repair?
Go to Step 12
-
10
Replace the inoperative bulb.
Did you complete the replacement?
Go to Step 12
-
11
Replace the sunshade. Refer to Sunshade
Replacement in Interior Trim.
Did you complete the replacement?
Go to Step 12
-
12
Operate the system in order to verify the repair.
Did you correct the condition?
System OK
Go to Step 3
2004 Hummer H2
2004 ACCESSORIES & EQUIPMENT Lighting Systems - Hummer H2
Fig. 30: Stop Lamp Switch & Pushrod Retaining Clip
Courtesy of GENERAL MOTORS CORP.
1. Disconnect the electrical connector from the stop lamp switch (2).
2. Remove the pushrod retaining clip (4).
3. Remove the stop lamp switch (2).
Installation Procedure
2004 Hummer H2
2004 ACCESSORIES & EQUIPMENT Lighting Systems - Hummer H2
Fig. 31: Stop Lamp Switch & Pushrod Retaining Clip
Courtesy of GENERAL MOTORS CORP.
1. Install the stop lamp switch (2).
2. Install the pushrod retaining clip (4).
3. Connect the electrical connector to the stop lamp switch (2).
HEADLAMP SWITCH REPLACEMENT
2004 Hummer H2
2004 ACCESSORIES & EQUIPMENT Lighting Systems - Hummer H2
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст