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Parking Lamps and Tail Lamps Inoperative

Step Action Values Yes No
1 Inspect the headlamps.
Do the headlamps work?		 - Go to Step 3  Go to Step 2 
2 Repair the headlamps before continuing with this chart.
After the headlamps have been repaired, are the parking lamps and tail lamps still inoperative?		 - Go to Step 3  System OK
3
  1. Turn the parking lamps ON.
  2. Use a voltmeter to measure the voltage at the bulb socket positive terminal.
Does voltage at the bulb socket measure within the specified range?		 11-14 V Go to Step 4  Go to Step 7 
4 Connect an ohmmeter between ground and the lamp socket negative terminal.
Is the resistance equal to the specified value?		 0 Ω Go to Step 6  Go to Step 5 
5 Repair the ground circuit for the lamps.
Did you complete the repair?		 - System OK -
6 Replace the faulty bulbs.
Did you complete the replacement?		 - System OK -
7 Inspect fuses Ef23 and Ef28.
Are any of the fuses open?		 - Go to Step 8  Go to Step 9 
8
  1. Inspect for a short circuit and repair it, if necessary.
  2. Replace the fuse.
Did you find and correct the condition?		 - System OK -
9
  1. Turn the headlamps ON.
  2. Measure the voltage at fuses Ef23, left-side illumination lamp, and Ef28, right-side illumination lamp.
Does the voltage at the fuses measure within the specified range?		 11-14 V Go to Step 10  -
10 Repair the open circuit between the fuses Ef23 and Ef28 and the illumination lamps.
Did you complete the repair?		 - System OK -
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