Perkins 1104E Series Troubleshooting Manual page 213

RENR2696-01
Illustration 122
Table 13
Correlation Between Throttle Switch Position and Status of the Throttle Inputs
Throttle Switch Position
1
2
3
4
5
6
7
8
9
10
Test Step 1. Inspect Electrical Connectors
and Wiring
A. Turn the keyswitch to the OFF position.
B. Thoroughly inspect ECM connector J1/P1,
machine interface connector J20/P20, and the
battery connections. Refer to Troubleshooting,
"Electrical Connectors - Inspect" for details.
Status on the Electronic Service Tool
"Throttle Input #1" "Throttle Input #2"
On
On
Off
Off
On
On
Off
Off
On
On
"Throttle Input #3"
Off Off
On Off
On Off
On On
On On
Off On
Off On
Off On
Off On
On On
C. Check the harness and wiring for corrosion,
abrasion, and pinch points from the throttle switch
to the ECM.
Expected Result:
All connectors, pins, and sockets should be
completely inserted and coupled. The harness and
wiring should be free of corrosion, abrasion, and
pinch points.
213
Troubleshooting Section
g00905920
"Throttle Input #4"
Off
Off
Off
Off
Off
Off
Off
On
On
On