TM 10-3930-675-24-1
ENGINE TPS AND IDLE VALIDATION SWITCH TROUBLESHOOTING
THIS WORK PACKAGE COVERS
Error Code 1131 - High Voltage Detected at Throttle
Error Code 1431 - Voltage Detected at Both Idle Valida-
Position Sensor Circuit
tion Signal Circuits
Error Code 1132 - Throttle Position Sensor Circuit Fail-
Error Code 1432 - Accelerator Pedal Circuit Failure
ure
Error Code 1551 - No Voltage Detected at Both Idle Val-
idation Signal Circuits
INITIAL SETUP
Tools and Special Tools
References
Test Lead, Female (Item 121, WP 0289 00)
TM 10-3930-675-10-1
Test Lead, Female (Item 122, WP 0289 00)
Test Lead, Female (Item 123, WP 0289 00)
Test Lead, Male (Item 124, WP 0289 00)
NOTE
Refer to WP 0004 00 for additional troubleshooting guidance, information, and illustrations that
locate critical components.
Table 1. Error Code 1131 - High Voltage Detected at Throttle Position
Sensor Circuit Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
NOTE
Error Code 1131 - High Voltage Detected at
Throttle Position Sensor Circuit.
Use test lead, female - part number 3823994 (Item
122, WP 0289 00-17) to test connector X690.
Use test lead, male - part number 3822758 (Item
124, WP 0289 00-17) to test the OEM harness con-
nector.
1. Inspect the accelerator pedal Replace damaged accelerator
assembly for damage and pedal or connect disconnected
wiring harness connection wiring harness (WP 0062 00).
(WP 0062 00).
2. Check connector. Access the
cab distribution box in the
panel behind the operator's
seat. Pull the box out and
disconnect connector X23.
