Inspect fuses EF18 (left side headlamps) and EF19 (right side headlamps).

Is fuse EF18 or EF19 blown?

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Go to Step 2

Go to Step 3

1. Inspect for a short circuit and repair if necessary.
2. Replace the fuse.

Is the repair complete?

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System OK

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Inspect the voltage at fuses EF18 and EF19.

Does the available voltage at fuses EF18 and EF19 within the value specified?

11-14 V

Go to Step 4

Go to Step 9

1. Disconnect both headlamp connectors.
2. Turn ON the headlamps.
3. Select the low beams.

Is the voltage at each headlamp connector terminal 5 within the value specified?

11-14 V

Go to Step 6

Go to Step 5

Repair the open circuit between fuses EF18 or EF19 and the low beam headlamps.

Is the repair complete?

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System OK

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1. Disconnect the headlamp connectors.
2. Connect an ohmmeter between ground and either headlamp connector terminal 6.

Is the resistance equal to the value specified?

0 ohms

Go to Step 8

Go to Step 7

Repair the ground circuit.

Is the repair complete?

--

System OK

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Replace the faulty headlamps. Refer to Headlamp Replacement .

Is the repair complete?

--

System OK

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1. Disconnect the headlamp combination switch connector C1.
2. Select the low beams.
3. Use an ohmmeter to measure the continuity between terminals 6 and 5 of the headlamp combination switch.

Is the ohmmeter equal to the value specified?

0ohms

Go to Step 10

Go to Step 11

Replace the headlamp combination switch.

Is the repair complete?

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System OK

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Repair the open circuit between fuses EF18 and EF26 and the headlamp combination switch connector C1 and terminal 5.

Is the repair complete?

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System OK

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