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Makes 🢒 Chevrolet 🢒 2009 🢒 Optra - Mexico 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Chime Inoperative

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 ohms

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 ohms

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 ohms

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 ohms

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

--

Chime Inoperative Key Reminder

Step

Action

Value(s)

Yes

No

1

Inspect the chime module connector to make sure 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 EF19.

Is fuse EF19 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 EF19.

Is the specified voltage available at fuse EF19?

11-14 V

Go to Step 7

Go to Step 6

6

Repair the power supply circuit for fuse EF19.

Is the repair complete?

--

System OK

--

7
  1. Disconnect the chime module.
  2. Measure the voltage at terminal 2 of the chime module connector.

Does the voltage measure within the specified range?

11-14 V

Go to Step 13

Go to Step 8

8
  1. Disconnect the key reminder switch.
  2. Use an ohmmeter to measure the continuity between the key reminder switch and fuse EF19.

Does the ohmmeter indicate the specified value?

0 ohms

Go to Step 10

Go to Step 9

9

Repair the open circuit between the key reminder switch and fuse EF19.

Is the repair complete?

--

System OK

--

10

With the key reminder switch and the chime module disconnected, measure the continuity between the key reminder switch and terminal 2 of the chime module connector.

Does the ohmmeter indicate the specified value?

0 ohms

Go to Step 12

Go to Step 11

11

Repair the open circuit between the key reminder switch and terminal 2 of the chime module connector.

Is the repair complete?

--

System OK

--

12

Replace the key reminder switch.

Is the repair complete?

--

System OK

--

13

With the chime module disconnected, use an ohmmeter to check continuity between terminal 5 of the chime module connector and ground.

Does the ohmmeter indicate the specified value?

0 ohms

Go to Step 15

Go to Step 14

14

Repair the open circuit between terminal 5 of the chime module connector and ground.

Is the repair complete?

--

System OK

--

15

Replace the chime module.

Is the repair complete?

--

System OK

--

Chime Inoperative Door Open Chime

Step

Action

Value(s)

Yes

No

1

Inspect the chime module connector to make sure 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 range 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 value?

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 check the continuity between terminal 5 of the chime module connector and ground.

Does the ohmmeter indicate the specified value?

0 ohms

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 door is open.
  3. Use an ohmmeter to measure the continuity between terminal 4 of the chime module and ground.

Does the ohmmeter indicate the specified value?

0 ohms

Go to Step 12

Go to Step 13

12

Replace the chime module.

Is the repair complete?

--

System OK

--

13
  1. Disconnect the front door contact switch.
  2. Use an ohmmeter to measure the continuity between the door contact switch and terminal 4 of the chime module.

Does the ohmmeter indicate the specified value?

0 ohms

Go to Step 15

Go to Step 14

14

Repair the open circuit between the door contact switch and terminal 4 of the chime module.

Is the repair complete?

--

System OK

--

15

Replace the door contact switch.

Is the repair complete?

--

System OK

--