Sakai R2H-2, Shop Manual

Page: 125 / 151

10-046
TROUBLESHOOTING
2-5-8. Illumination of combination meter does not turn on
Reference Fig. : 2-5-2
Check point Check/Cause Action
1. Harness • Measure resistance between lighting switch terminal 3
wire RL and combination meter connector terminal wire
No. 45 wire RL.
Standard resistance : 10 Ω or less
• If resistance is abnormal, harness is faulty.
Repair or replace
harness.
2. Combination Meter
(Back lighting)
(1) When starter switch is ON, measure voltage between
combination meter terminal wires and ground terminal
wire.
• Battery terminal wire No. 57 inlet wire L and ground
terminal wire No. 2 wire B
• Starter switch terminal wire No. 37 inlet wire WY and
ground terminal wire No. 2 wire B
Standard voltage : 12 V or more
(2) When starter switch is ON and lighting switch is “ ” ,
measure voltage between combination meter back
lighting terminal wire No. 45 inlet wire RL and chassis
ground.
Standard voltage : 12 V or more
• If above items (1) and (2) are OK and combination meter
does not turn on, combination meter is faulty.
Replace combination
meter.
2-5-9. Combination meter warning lamp or indicator lamp is abnormal
Reference Fig. : 2-5-2
Check point Check/Cause Action
1. Combination Meter
(Lamp check)
(1) When starter switch is ON, measure voltage between
combination meter terminal wires and ground terminal
wire.
• Battery terminal wire No. 57 inlet wire L and ground
terminal wire No. 2 wire B
• Starter switch terminal wire No. 37 inlet wire WY and
ground terminal wire No. 2 wire B
Standard voltage: 12 V or more
(2) When starter switch is ON, check that parking brake
indicator lamp, oil pressure warning lamp and charge
warning lamp illuminate and then go out after starting
engine.
• If above item (1) is OK and item (2) is NG, combination
meter is faulty.
(NOTICE)
• Since engine cannot start unless parking brake
switch is applied, parking brake indicator lamp does
not go out even after starting engine.
Replace combination
meter.