John Deere 005127.03: Sensor Supply Voltage Too High in DOC/DPF Temperature Module and SCR Temperature Module

The sensor supply voltage is exceeding the acceptable range for the DOC/DPF Temperature Module and the SCR Temperature Module. This condition may affect the proper operation of these modules and could lead to system malfunctions.

1. 1

   The power supply to the DOC/DPF Temperature Module

2. 2

   The power supply to the SCR Temperature Module

3. 3

   Wiring and connections to the DOC/DPF Temperature Module

1. 1

   Inspect

   Inspect the wiring and connections to the DOC/DPF Temperature Module for damage, corrosion, or loose connections.

2. 2

   Inspect

   Inspect the wiring and connections to the SCR Temperature Module for damage, corrosion, or loose connections.

3. 3

   Measure

   Measure the sensor supply voltage at the DOC/DPF Temperature Module to confirm it is within the specified range.