GMC chervolet camaro 1999 Service Manual page 495

5-20 Hydraulic Brakes
Brakes
Brake Warning Indicator Inoperative (cont'd)
Step
Action Value(s) Yes
No
Repair the open in circuit 150 between the brake fluid level
6
indicator sensor terminal Band 8155.
-
-
Is the repair complete?
System OK
Repair the open or poor connection in circuit 33 between
7
the brake fluid level indicator sensor terminal A and 8228.
-
-
Is the repair complete? System OK
Replace the instrument cluster. Refer to IP Cluster
8
Replacement.
-
-
Is the repair complete? System OK
1. Disconnect the park brake switch connector.
2. Connect a fused jumper from the park brake switch
9
connector to ground.
-
3. Turn the ignition switch to the RUN position.
Is the brake warning indicator on? Go to Step 10 Go to Step 11
1. Test for a poor connection at the park brake switch.
2. Check park brake switch ground connection.
10
3. If the connections are OK, replace the park brake
-
-
switch.
Is the repair complete?
System OK
Determine if this vehicle either of the following types:
11
• Domestic
-
• Gulf States
Is the vehicle one of the above types? Go to Step 12 Go to Step 15
1. Leave the fused jumper connected between the park
brake switch connector and ground.
2. Disconnect the daytime running lights (DRL) module
12
connector C2.
-
3. Connect a fused jumper between the DRL module
(
connector C2 terminal D and terminal E.
4. Turn the ignition switch to the run position.
Is the brake warning indicator on?
Go to Step 16 Go to Step 13
1. Connect a fused jumper from the DRL module
13
connector C2 terminal D to the ground.
-
2. Turn the ignition switch to the run position.
3. Is the brake warning indicator on? Go to Step 14 Go to Step 15
'
Repair the open in circuit 1134 between the DAL module
14
connector C2 terminal E and the park brake switch.
-
-
Is the repair complete?
System OK
1. Test for a poor connection at the instrument cluster
connector terminal A5.
2. If OK, repair the open in circuit 33 between the
15
instrument cluster connector terminal A5 and the DAL
- -
module connector C2 terminal D (Domestic or Gulf
/
States) or the park brake switch (Europe or Japan).
Is the repair complete? System OK
1. Test for a poor connection at DRL module
connector C2 terminal D and terminal E.
16
2. If the connections are OK, replace the DRL module.
-
-
Refer to DRL Control Module Replacement.
Is the repair complete? System OK