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Home >> Chevrolet >> 2007 >> Optra5 LS, Standard >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Lighting >> Diagnostic Information and Procedures >> Headlamps-On Reminder Chime Inoperative >> Diagnostic Aids

Diagnostic Aids

The fuse for the left-side tail lamps is also part of the headlamps-on reminder chime circuit. The headlamps-on reminder chime should operate when the ignition is OFF, the headlamps or parking lamps are ON, and the driver door is open.

Step Action Values Yes No
1 Turn the parking lamps ON, and observe the tail lamps.
Are the tail lamps operating correctly?		 - Go to Step 3  Go to Step 2 
2 Repair the left-side tail lamps before completing this diagnostic table.
After the tail lamps have been repaired, does the headlamps-on reminder chime work?		 - System OK Go to Step 3 
3
  1. Disconnect the chime module electrical connector.
  2. Turn the headlamps ON.
  3. Measure the voltage at terminal 6 of the chime module connector.
Does the voltage measure within the specified range?		 11-14 V Go to Step 5  Go to Step 4 
4 Repair the open circuit between fuse Ef23 and terminal 6 of the chime module connector.
Did you complete the repair?		 - System OK -
5 Use an ohmmeter to measure the resistance between ground and terminal 5 of the chime module.
Is the resistance equal to the specified value?		 0 Ω Go to Step 7  Go to Step 6 
6 Repair the open circuit between ground and terminal 5 of the chime module.
Did you complete the repair?		 - System OK -
7
  1. Remove the driver door contact switch.
  2. Remove the electrical connector from the driver door contact switch.
  3. Use an ohmmeter to measure the resistance between the driver door contact switch connector and the chime module terminal 4.
Is the resistance equal to the specified value?		 0 Ω Go to Step 9  Go to Step 8 
8 Repair the open circuit between the driver door contact switch connector and the chime module terminal 4.
Did you complete the repair?		 - System OK -
9
  1. Connect the electrical connector to the chime module.
  2. Connect a jumper wire between ground and the connector for the driver door contact switch.
  3. Turn the ignition OFF.
  4. Turn the lights ON.
Does the headlamps-on reminder chime operate?		 - Go to Step 11  Go to Step 10 
10 Replace the chime module.
Did you complete the replacement?		 - System OK -
11 Replace the driver door contact switch.
Did you complete the replacement?		 - System OK -
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