Charge Warning Lamp Remains On; Water Spray Indicator Lamp Does Not Light - Sakai R2-4 Shop Manual

2-6-14. Charge warning lamp remains ON

• Check with engine running.
Reference Fig.: 2-6-2
Check point
1. Harness
2. Combination Meter
(Charge warning lamp)

2-6-15. Water spray indicator lamp does not light

• Check that water spray pump can be activated.
Reference Fig.: 2-6-2
Check point
1. Harness
2. Combination Meter
(water spray indicator
lamp)
Check/Cause
• Disconnect connectors between combination meter and
alternator terminal L.
• Measure resistance between terminals and chassis
ground.
• Combination meter connector terminal wire No.28
wire BrR and chassis ground.
• Alternator terminal L wire BrR and chassis ground
Standard resistance : 100 kΩ or more
• If resistance is abnormal, harness is faulty.
• Measure voltage between combination meter charge
warning terminal wire No.28 outlet wire BrR and chassis
ground.
Standard voltage : 12 V or more
• If no abnormality is found, combination meter is faulty.
Check/Cause
• Measure resistance between water spray relay terminal B
wire LW and combination meter connector terminal wire
No.19 wire LW.
Standard resistance : 10 Ω or less
• If resistance is abnormal, harness is faulty.
(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 water spray mode select
switch is ON, measure voltage between combination
meter water spray terminal wire No.19 inlet wire LW and
chassis ground.
Standard voltage : 12 V or more
• If above items (1) and (2) are OK and water spray
indicator lamp does not light, combination meter is faulty.
TROUBLESHOOTING
Action
Repair or replace
harness.
Replace combination
meter.
Action
Repair or replace
harness.
Replace combination
meter.
10-057