John Deere 000676.06: Cold Start Has Low Resistance (ECU)

The system indicates that during a cold start, the ECU is experiencing low resistance. This may affect the proper operation of the ECU during initial engine startup.

1. 1

   The ECU

2. 2

   The circuit connected to the ECU

3. 3

   The wiring associated with the ECU

1. 1

   Inspect

   Inspect the ECU for visible damage or signs of overheating.

2. 2

   Test

   Test the resistance of the ECU using a multimeter, following the service manual procedures.

3. 3

   Check

   Check the wiring and connections to the ECU for corrosion, looseness, or damage.