12
Test Procedures
TROUBLESHOOTING AND ELECTRICAL
SYSTEM: DIESEL VEHICLES
TEST PROCEDURES
Index of Test Procedures
1 – Battery
2 – Fuse
3 – Ground Cables
4 – Key Switch (Starter Circuit)
5 – Key Switch (ON Position)
6 – Key Switch (Glow Plug Circuit)
7 – Starter Control Circuit
8 – Start Relay
9 – Fan Relay
10 – Thermostat Switch
11 – Fan Motor
12 – Wire Harness Diodes
13 – Diode 1 on wire 32
14 – Diode 2 on wire 40
15 – Diode 3 on wire 123
16 – Diode 4 on wire 129
17 – Neutral Switch (Transmission)
18 – Wire Continuity
19 – Front Differential Limit Switch
20 – Front Drive Gearcase Coil
21 – Alternator
22 – 60-Amp Fusible Link
23 – Coolant Temperature Warning Light Circuit
24 – Glow Plug Circuit
25 – Reverse Warning Buzzer Limit Switch (If Equipped)
26 – Reverse Warning Buzzer (If Equipped)
27 – Fuel Solenoid Pull Coil Circuit
28 – Fuel Solenoid Hold Coil Circuit
29 – Low Oil Warning Light Circuit
30 – 12-Volt Accessory Receptacle
31 – Fuel Level Sending Unit
32 – Fuel Gauge
33 – Hour Meter
34 – Light Switch
35 – Voltage at Headlight Socket
36 – Bed Lift Motor
37 – Bed Lift Switch
38 – Bed Lift Circuit Breaker
TEST PROCEDURE 1 – Battery
See General Warnings, Section 1, Page 1-2.
DANGER
• Due to the danger of an exploding battery, wear a full face shield and rubber gloves when working
around a battery.
DANGER CONTINUED ON NEXT PAGE
Page 12-10
2016 Carryall 1500/1700 and XRT 1550 Maintenance and Service Manual
Summary of Contents for Carryall 1500 2016
Page 2: ......
Page 432: ...NOTES...
Page 433: ...NOTES...
Page 434: ...NOTES...
Page 435: ......
Page 436: ......
