Fault Isolation Procedures
2-2
Electrical Pretest
Step A
Procedure
Condition
Action
1. Key off.
2. Inspect starter/battery
connections for integrity.
3. Measure voltage across
battery.
If voltage is 11 to 13 volts
on a 12 volt system or 22 to
26 on a 24 volt system
If voltage is outside of
range
Go to
Step B
.
Repair or replace batteries and
charging system as required.
Repeat this step.
Step B
Procedure
Condition
Action
1. Key off.
2. Disconnect negative (-) battery
cable.
3. Disconnect the sensor J2 harness.
4. Measure resistance
between sensor harness
J2 pin 2 and ground.
If resistance is 0 to .5 ohms
If resistance is outside of
range
Go to
Step C
.
Repair ground path to system.
Go to
Step A
.
OHMS
GROUND
V
A
COM
1
2
3
4
5
6
VOLT
V
A
COM
