Security Indicator Off, Engine Cranks; Security Indicator Off, Engine Does Not Crank - GMC Chevrolet Camaro 1998 Service Manual

8-582 Theft Deterrent
Body and Accessories
SECURITY Indicator Off, Engine Cranks
Step
Action Value(s) Yes No
Important: In order to avoid misdiagnosis, check for powertrain control module (PCM) diagnostic trouble codes (DTCs).
Refer to Engine Controls.
(
1. Disconnect the body control module (BCM)
connector C3.
I·
1
2. Attach a fused jumper between the BCM
-
connector C3 terminal C12 and the ground.
Does the SECURITY indicator illuminate?
Go to Step 2 Go to Step 3
1. Test for a poor connection at the BCM connector C3
terminal C12.
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
1. Remove the instrument cluster.
2. Connect a test lamp between the instrument cluster
3
connector terminal A 13 and terminal A3.
-
3. Connect a fused jumper between BCM connector C3
terminal C12 and ground.
Does the test lamp light?
Go to Step 4 Go to Step 5
1. Test for a poor connection at the instrument cluster
connector terminal A3 and terminal A 13. ·
4
2. If the connections are OK, replace the instrument
- -
cluster. Refer to IP Cluster Replacement in
Instrument Panel, Gauges and Console.
Is the repair complete?
System OK
1. Test for an open in circuit 728 between the
instrument cluster connector terminal A3 and the
BCM connector C3 terminal C12.
5
2. If the connection is OK, repair the open in circuit 640
-
-
between 8211 and the instrument cluster connector
terminal A 10.
Is the repair complete? System OK
SECURITY Indicator Off, Engine Does Not Crank
Step Action Value(s) Yes No
Important: In order to avoid misdiagnosis, check for powertrain control module (PCM) DTCs. Refer to Engine Controls.
1. Disconnect the starter relay.
2. Connect a test lamp between underhood electrical
1
center 2 terminal C6 and B+.
-
3. While observing the test lamp, turn the ignition switch
to the RUN position.
Does the test lamp light?
Go to Step 2 Go to Step 6
1. Connect a test lamp between underhood electrical
center 2 terminal 84 and ground.
2. Depress the clutch pedal (manual transmission).
2
3. Place the vehicle in park (automatic transmission).
-
4. While observing the test lamp, turn the ignition switch
to the START position.
Does the test lamp light? Go to Step 3
Goto Step 7
Connect a test lamp between underhood electrical
(
3
center 2 terminal C4 and ground. -
Does the test lamp light? Go to Step 4 Go to Step 10