Horn Inoperative In C1D Alarm Mode; Lights Inoperative In Ctd Alarm Mode - GMC Chevrolet Camaro 1998 Service Manual

8-586 Theft Deterrent Body and Accessories
Horn Inoperative in CTD Alarm Mode
Step Action Value(s)
Yes No
Important: Horns may be turned off in feature customization. Refer to Feature Customization.
1. Disconnect the Body Control Module (BCM)
(
connector C3.
1
2. · Connect a test lamp between B+ and the BCM
connector C3 terminal C9.
-
3. Press the horn switch on the steering wheel.
Does the test lamp light? Go to Step 2 Go to Step3
1. Test for a poor connection at BCM connector C3
terminal C9.
2
2. If the connection is OK, replace the BCM. Refer to
-
-
Body Control Module Replacement in Body Control
Systems.
Is the repair complete?
System OK
Repair the open in circuit 28 between the BCM C9
3
terminal C9 and connector C216 terminal G.
-
-
Is the repair complete? System OK
Lights Inoperative in CTD Alarm Mode
Step Action Value(s) Yes No
Important: Verify that the arming verification feature of the theft deterrent system is enabled prior to performing this
diagnostic. Refer to Feature Customization.
1. Remove the theft deterrent relay. Refer to Theft
Deterrent Relay Replacement
1
2. Connect a test lamp between the theft deterrent relay
-
terminal C1 and ground.
Does the test lamp light?
Go to Step 2
Go to Step B
(
1. Connect a test lamp between the theft deterrent relay
terminal C1 and terminal A 1
2
2. While observing the test lamp, press the lock button
-
on the remote control door lock transmitter.
Does the lamp light?
Go to Step 3 Go to Step 9
Connect a test lamp the theft deterrent relay connector
3
terminal C2 and ground.
-
Does the test lamp light? Go to Step 4 Go to Step 6
1. Connect a test lamp the theft deterrent relay
4
connector terminal A2 and ground.
-
2. Turn on the park lamps.
Does the test lamp light? Go to Step 5 Go to Step 7
1. Test for a poor connection at the theft deterrent relay
connector terminal A2.
5
2. If the connection is OK, replace the theft deterrent
- -
relay. Refer to Theft Deterrent Relay Replacement
Is the repair complete?, System OK
Repair the open in circuit 640 between 8211 and the theft
6
deterrent relay connector terminal C2.
-
-
Is the repair complete?
System OK
Repair the open in circuit 9 between 8226 and the theft
7
deterrent relay connector terminal A2.
-
-
Is the theft deterrent relay? System OK