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Home >> Suzuki >> 2005 >> Verona EX >> Repair and Diagnosis >> Transmission >> Automatic Transmission >> Diagnostic Information and Procedures >> Shift Lever Diagnosis
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Shift Lever Diagnosis

SHIFT LEVER DOES NOT MOVE WITH BRAKE PEDAL DEPRESSED

Step Action Yes No
1
  1. Turn the ignition ON, with the engine OFF.
  2. Press and hold the brake pedal.
  3. Attempt to move the shift lever out of the PARK position.

Does the shift lever move out of the PARK position?		 Check for the intermittent and poor connections. Go to Step 2.
2
  1. Turn the ignition OFF.
  2. Disconnect the brake switch.
  3. Turn the ignition ON, with the engine OFF.
  4. Press and hold the brake pedal.
  5. Attempt to move the shift lever out of the PARK position.

Does the shift lever move out of the PARK position?		 Go to Step 4. Go to Step 3.
3
  1. Turn the ignition OFF.
  2. Disconnect the BTSI (Brake Transfer Shift Interlock) solenoid.
  3. Turn the ignition ON, with the engine OFF.
  4. Press and hold the brake pedal.
  5. Attempt to move the shift lever out of the PARK position.

Does the shift lever move out of the PARK position?		 Go to Step 6. Go to Step 5.
4
  1. Inspect for poor connections at the brake switch.
  2. Check for the short to battery in the brake switch supply voltage circuit.

Do you find and correct the condition?		 Go to Step 11. Go to Step 7.
5 Inspect for poor connections at the BTSI solenoid.
Do you find and correct the condition?		 Go to Step 11. Go to Step 8.
6 Repair the short to battery in the BTSI solenoid supply circuit.
Is the repair complete?		 Go to Step 11. -
7 Replace the brake switch.
Is the replacement complete?		 Go to Step 11. -
8 Replace the BTSI solenoid.
Is the problem found?		 Go to Step 9. Go to Step 11.
9 Check for the key interlock system. Refer to "KEY INTERLOCK SYSTEM " in "STEERING COLUMN DIAGNOSIS ".
If needed, repair the key interlock system circuit.
Is the problem found?		 Go to Step 10. Go to Step 11.
10 Replace the key interlock unit.
Is the replacement complete?		 Go to Step 11. -
11 Operate the system in order to verify the repair.
Do you find and correct the condition?		 System OK Go to Step 1.
SHIFT LEVER CAN BE MOVED WITHOUT BRAKE PEDAL DEPRESSED

Step Action Yes No
1
  1. Turn the ignition ON, with the engine OFF.
  2. Apply the parking brake and block the wheels.
  3. Attempt to move the shift lever out of the PARK position without pressing the brake pedal.

Does the shift lever move out of the PARK position without pressing the brake?		 Go to Step 2. Check for the intermittent and poor connections.
2
  1. Turn the ignition OFF.
  2. Connect a test lamp between the battery positive voltage supply circuit at the brake switch and a good ground.
  3. Turn the ignition ON, with the engine OFF.

Does the test lamp illuminate?		 Go to Step 3. Go to Step 7.
3 Check for the wiring harness circuit between the brake switch terminal 4 and a good ground with a test lamp.
Does the test lamp illuminate?		 Go to Step 8. Go to Step 4.
4 Connect a test lamp between the ignition 1 voltage supply circuit at the BTSI solenoid and a good ground.
Does the test lamp illuminate?		 Go to Step 5. Go to Step 9.
5 Check for the wiring harness circuit between the BTSI solenoid terminal 3 and a good ground with a test lamp.
Does the test lamp illuminate?		 Go to Step 6. Go to Step 10.
6 Check for the wiring harness circuit between the P position switch terminal 1 and a good ground with a test lamp.
Does the test lamp illuminate?		 Go to Step 15. Go to Step 11.
7 Repair the open in the battery positive voltage supply circuit of the brake switch.
Is the repair complete?		 Go to Step 17. -
8 Check for poor connections at the brake switch.
Do you find and correct the condition?		 Go to Step 17. Go to Step 12.
9 Repair the open in the ignition 1 voltage supply circuit of the BTSI solenoid.
Is the repair complete?		 Go to Step 17. -
10 Check for poor connections at the BTSI solenoid.
Do you find and correct the condition?		 Go to Step 17. Go to Step 13.
11 Check for poor connections at the P position switch.
Do you find and correct the condition?		 Go to Step 17. Go to Step 14.
12 Replace the brake switch.
Is the repair complete?		 Go to Step 17. -
13 Replace the BTSI solenoid.
Is the repair complete?		 Go to Step 17. -
14 Replace the P position switch.
Is the repair complete?		 Go to Step 17. -
15 Check for the key interlock system. Refer to "KEY INTERLOCK SYSTEM " in "STEERING COLUMN DIAGNOSIS ".
If needed, repair the key interlock system circuit.
Is the problem found?		 Go to Step 16. Go to Step 17.
16 Replace the key interlock unit.
Is the replacement complete?		 Go to Step 17. -
17 Operate the system in order to verify the repair.
Do you find and correct the condition?		 System OK Go to Step 1.
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