Sakai R2-4, Shop Manual

Page: 211 / 234

10-051
TROUBLESHOOTING
2-6-8. Illumination of combination meter does not light
Reference Fig.: 2-6-2
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
(Combination meter
illumination)
(1) when starter switch is ON, measure voltage between
combination meter terminal wires and ground terminal
wire.
Battery (12 V) terminal wire No.73 inlet wire L and
ground terminal wire No.2 wire B
Starter switch (ACC) terminal wire No.65 inlet wire Y
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
illumination 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.
2-6-9. Combination meter warning lamp or indicator lamp is abnormal
Reference Fig.: 2-6-2
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 (12 V) terminal wire No.73 inlet wire L and
ground terminal wire No.2 wire B
Starter switch (ACC) terminal wire No.65 inlet wire Y
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, hydraulic oil filter warning lamp, engine
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.