Yamaha 2003 TDM900 Ergänzendes Servicehandbuch - Seite 20

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Yamaha 2003 TDM900 Ergänzendes Servicehandbuch

EAS00781

TROUBLESHOOTING

Any of the following fail to light: headlight,

high beam indicator light, taillight, auxilia-

ry light or meter light.

Check:

1. main, signaling system and headlight fuses

2. battery

3. main switch

4. headlight relay

5. dimmer switch

6. pass switch

7. wiring connections

(of the entire lighting system)

NOTE:

S Before troubleshooting, remove the following

part(s):

1. fuel tank

2. front cowling

3. rear cowling

S Troubleshoot with the following special

tool(s).

Pocket tester

90890-03132

EAS00738

1. Main, signaling system and headlight

fuses

S Check the main, signaling system and head-

light fuses for continuity.

Refer to "CHECKING THE FUSES" in chap-

ter 3. (Manual No.: 5PS1-AE1)

S Are the main, parking lighting and headlight

fuses OK?

YES

Replace the fuse(s).

LIGHTING SYSTEM

EAS00739

2. Battery

S Check the condition of the battery.

Refer to "CHECKING AND CHARGING

THE BATTERY" in chapter 3. (Manual No.:

5PS1-AE1)

Minimum open-circuit voltage

12.8 V or more at 20_C

S Is the battery OK?

EAS00749

3. Main switch

S Check the main switch for continuity.

Refer to "CHECKING THE SWITCHES".

S Is the main switch OK?

4. Headlight relay

S Disconnect the headlight relay from the wire

harness.

S Connect the pocket tester (Ω

tery (12 V) to the headlight relay terminal as

shown.

S Check the headlight relay for continuity.

Battery positive terminal ! red/yellow

Battery negative terminal !

Tester positive probe ! red/yellow

Tester negative probe ! blue/black

–12–

ELEC

YES

S Clean the battery

terminals.

S Recharge or re-

place the battery.

YES

Replace the main

switch.

1) and bat-

yellow/black