wsm L503 Workshop Manual page 524

L3130 · L3430 · L3830 · L4630 · L5030, WSM
Checking Fuel Unit
1. Connect the connectors to the IntelliPanel.
2. Turn on the main switch.
3. Measure the voltage between the terminal 8 (+) and terminal 3
(−) of the connector B.
4. If the voltage is not indicated as table below, wire harness or fuel
unit is faulty.
Terminal 8 to
Voltage
terminal 3
A : Connector B (16P) of Wire
Harness Side
Checking Coolant Temperature Sensor
1. Connect the connectors to the IntelliPanel.
2. Turn on the main switch.
3. Measure the voltage between the terminal 7 (+) and terminal 3
(−) of the connector B.
4. If the voltage is not indicated as table below, wire harness or
coolant temperature sensor is faulty.
Terminal 7 to
Voltage
terminal 3
A : Connector B (16P) of Wire
Harness Side
Checking Display mode Switch and Travel Speed Switch
1. Connect the connectors to the IntelliPanel.
2. Turn on the main switch. (Do not start engine.)
(Display Mode Switch)
3. Measure the voltage with voltmeter between the terminal 2 (+) of
connector A and chassis.
4. It is OK if the battery voltage (12 V) is indicated while pushing the
display mode switch.
(Travel Speed Switch)
3. Measure the voltage with voltmeter between terminal 3 (+) of
connector A and chassis.
4. It is OK if the battery voltage (12 V) is indicated while pushing the
travel speed switch.
Terminal 2 to chassis
Voltage with switch
pushing
Terminal 3 to chassis
A : Connector A (20P) of wire harness
Side
Checking Engine Tachometer Sensor
1. Connect the panel connectors to the IntelliPanel.
2. Start the engine.
3. Measure the AC voltage between terminal 15 and terminal 3 of
connector B.
4. If the voltage is not indicated as table below, wire harness or
engine tachometer is faulty.
Terminal 15 to
Voltage
terminal 3
A : Connector B (16P) of Wire
Harness Side
9-S25
ELECTRICAL SYSTEM
0.13 to 3.62 V
(E to F)
W1046153
0.29 to 2.86 V
(60 to 0°C, 140 to 32°F)
W1046594
12 V
W1046806
Approx. AC 2.0 V
W1047444
KiSC issued 02, 2007 A