Perkins NJ Series Troubleshooting Manual page 126

126
Troubleshooting Section
Illustration 30
Schematic of the analog throttle demand sensors
Illustration 31
Typical view of the P1 connector pin locations
(33) Sensor Ground (GND)
(34) Sensor Ground (GND)
Test Step 1. Check for Connector
Damage.
A. Turn the keyswitch to the OFF position.
B. Check the connectors and the harness for the
following faults: damage, abrasion, corrosion, and
incorrect attachment.
C. Refer to Troubleshooting, "Electrical Connectors
- Inspect".
(41) Sensor supply (5v)
(42) Sensor supply (5v)
D. Perform a 45 N (10 lb) pull test on each of the
E. Check the screw for the ECM connector for the
(54) Analog throttle input 1
(55) Analog throttle input 2
wires in the harness that are associated with
the throttle demand sensor. Check the wire
connectors at the ECM and at the throttle pedal.
The wire connectors are shown in table 57.
correct torque of 5.0 N·m (44 lb in).
SENR9982-01
g01246557
g01206986