TM 5-3805-294-23-1
FIELD MAINTENANCE
DTC 3509.03 - SENSOR SUPPLY #1 VOLTAGE OUT OF RANGE HIGH
INITIAL SETUP:
References (cont.)
Tools and Special Tools
Tool Kit, General Mechanic's: Automotive
Volume 3, WP 0345
(Volume 5, WP 0796, Table 2, Item 119)
Volume 3, WP 0362
Accessory Kit, MSD Electronic Equipment
Volume 3, WP 0369
(Volume 5, WP 0796, Table 2, Item 2)
Volume 4, WP 0508
Multimeter, Digital
Volume 4, WP 0509
(Volume 5, WP 0796, Table 2, Item 77)
Volume 4, WP 0510
Probe Set, Standard
Volume 5, WP 0800
(Volume 5, WP 0796, Table 2, Item 91)
Test Set, MSD Electronic Systems
Equipment Condition
(Volume 5, WP 0796, Table 2, Item 116)
Machine safely parked and shut down. (Volume 5,
WP 0794)
Personnel Required
Test Equipment Setup for MSD and Service
Construction Equipment Repairer 91L (2)
ADVISOR. (Volume 3, WP 0375)
References
TM 5-3805-294-10 (Volume 5, WP 0794)
Troubleshooting Sequence
DTC 3509.03
When DTC is Displayed
Whenever the ignition is on and the error is active.
Related Information
The ECU detects a supply voltage greater than 5.26 volts on the Sensor Supply #1 circuit.
Output from this supply comes out of connector J3 of the ECU.
Alarm Level
Warning.
Sensors Using Sensor Supply #1 Voltage
Fuel Rail pressure sensor.
Control Unit Response
The ECU will try to maintain the engine operating envelope. Engine performance may be affected.
0105-1