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Home >> Chevrolet >> 2005 >> Optra5 LS, Standard >> Repair and Diagnosis (Single Page) >> Body & Frame >> Exterior/Interior Trim >> Instrument Panel, Gages, And Console >> Diagnostic Information and Procedures >> Chime Inoperative (Seat Belt Warning)

Chime Inoperative (Seat Belt Warning)

Step Action Value(s) Yes No
1 Inspect the chime module connector to ensure it is connected properly.
Is the connector disconnected or partially disconnected?		 - Go to Step 2  Go to Step 3 
2 Connect the electrical connector for the chime module.
Is the repair complete?		 - System OK -
3 Inspect fuse F4
Is fuse F4 open?		 - Go to Step 4  Go to Step 5 
4
  1. Inspect for a short circuit and repair it, if necessary.
  2. Replace the fuse.
Is the repair complete?		 - System OK -
5
  1. Turn the ignition ON.
  2. Measure the voltage at fuse F4.
Is the specified voltage available at fuse F4?		 11-14 V Go to Step 7  Go to Step 6 
6 Repair the power supply circuit for fuse F4.
Is the repair complete?		 - System OK -
7
  1. Disconnect the chime module.
  2. Turn the ignition ON.
  3. Measure the voltage at terminal 8 of the chime module connector.
Does the voltage measure within the specified range?		 11-14 V Go to Step 9  Go to Step 8 
8 Repair the open circuit between fuse F4 and the chime module connector.
Is the repair complete?		 - System OK -
9 With the chime module disconnected, use an ohmmeter to measure continuity between terminal 5 of the chime module connector and ground.
Does the ohmmeter indicate the specified value?		 0 Ω Go to Step 11  Go to Step 10 
10 Repair the open circuit between terminal 5 of the chime module connector and ground.
Is the repair complete?		 - System OK -
11
  1. Disconnect the chime module connector.
  2. Ensure the driver side seat belt is unfastened.
  3. Use an ohmmeter to measure the continuity between terminal 1 of the chime module and ground.
Does the ohmmeter indicate the specified value?		 0 Ω Go to Step 12  Go to Step 13 
12 Replace the chime module.
Is the repair complete?		 - System OK -
13
  1. Disconnect the seat belt switch.
  2. Ensure the driver side seat belt is unfastened.
  3. Use an ohmmeter to measure the continuity of the switch.
Does the ohmmeter indicate the specified value?		 0 Ω Go to Step 15  Go to Step 14 
14 Replace the seat belt switch.
Is the repair complete?		 - System OK -
15 Use an ohmmeter to measure the continuity of the wire between terminal 1 of the chime module and the seat belt switch.
Does the ohmmeter indicate the specified value?		 0 Ω Go to Step 17  Go to Step 16 
16 Repair the open circuit between terminal 1 of the chime module and the seat belt switch.
Is the repair complete?		 - System OK -
17 Repair the open circuit between the seat belt switch connector and ground.
Is the repair complete?		 - System OK -
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