Auto Trans Shift Lock Control Inoperative - GMC chervolet camaro 1999 Service Manual

2-60 Steering Wheel and Column - Tilt Steering
Auto Trans Shift Lock Control Inoperative
Step
Action
Value{s) Yes No
Check for engine DTCs.
Go to A
(
Are any engine DTCs present?
Powertrain On
1
-
Board Diagnostic
(080)
System Check
Go to Step 2
Was the entire BTSI system check performed?
Go to Auto Trans
2
Shift Lock
-
Control
Go to Step 3 System Check
1. Make sure the park neutral position switch is in the
PARK position.
2. Disconnect the brake transmission shift
3
interlock (BTSI) solenoid connector.
-
3. Tum the ignition switch to the RUN position.
4. Connect a test light from the brake transmission shift
interlock solenoid connector terminal B to ground.
Is the test light on? Go to Step 4 Go to Step 9
Connect a test light between the brake transmission shift
4
interlock solenoid connector terminals A and B.
-
Is the test light on? Go to Step 5 Go to Step 6
Replace the BTSI solenoid. Refer to BTSI Solenoid
5
Replacement
- -
Is the repair complete? Go to Step 14
6
Inspect the hatch release system for proper operation.
-
Does the hatch release system operate properly?
Go to Step 7 Go to Step 8
Repair the open in circuit 816 between the
(
7
BTSI solenoid and S239.
-
-
Is the repair complete? Go to Step 14
Repair a poor connection or an open in circuit 434
8
between S239 and S234. -
-
Is the repair complete? Go to Step 14
Backprobe the stoplamp switch assembly connector C2
9
terminal B with a test light to ground.
-
Is the test light on? Go to Step 10 Go to Step 11
Repair the open in circuit 1135 between the stoplamp
10
switch assembly and the BTSI solenoid.
-
-
.Is the repair complete? Go to Step 14
eackprobe the stoplamp switch assembly connector C2
11
terminal A with a test light to ground. -
Is the test light on? Go to Step 12 Go to Step 13
Replace the stoplamp switch assembly. Refer to
12 Stop/amp Switch Replacement
- -
Is the repair complete? Go to Step 14
Repair the open in circuit 39 between the stoplamp switch
13
assembly and S206.
- -
Is the repair complete?
Go to Step 14
1. Tum the ignition switch to the OFF position.
Go to Auto Trans
14
2. Reconnect all connectors/components removed.
-
Shift Lock Control
-
Have all repairs been made?
System Check