Tag: Fendt Trouble Repair

Here is the illustration show you pressure measuring points on FENDT 900 Vario COM III transmission and control hydraulics.

 

 

M14 Pressure,4WD clutch

M15 Pressure,differential lock

M16 Switching pressure,PTO 1000

 

Related Contents:

FENDT Fendias v2.2024

AGCO 2×4 CANUSB

 

The measuring connections at the rear right and left of the cover plate on the rear axle housing may also be used for checking the rear PTO.

NOTE: Measuring connection M16 is present from chassis number 9XX/2X/3501.

 

1 PTO clutch (Measuring connection M12x1.5)

2 Lubrication pressure,rear axle  (Measuring connection M10 x 1)

3 PTO control 540/750 (Measuring connection M10x1)

4 PTO control 1000  (Measuring connection M10 x1)

 

M1 System pressure

M2 Clutch pressure

Here is the instruction show you guide on how to solve Fendt MT1149 tractor circuit on the DEF suction line heater control circuit.

Preparations:

AGCO EDT 2024

AGCO 2×4 CANUSB

 

 

Code SA 00 SPN 4340 FMI 03

Short circuit on the DEF suction line heater control circuit.

 

Diagnosis and solution

Clear the error log.

Restart the engine module.

If the fault code shows again during the next driving cycle, check the following.

Check the DEF suction line heater relay harness. Make sure the connections are good and the contacts are clean.

Replace the DEF suction line heater relay. If the system is correct and the fault code is not active, the original DEF suction line heater relay is bad.

 

 

Code SA 00 SPN 4340 FMI 04

Short circuit on the DEF suction line heater control circuit.

 

Diagnosis and solution

Clear the error log.

Restart the engine module.

If the fault code shows again during the next driving cycle, check the following.

Check the DEF suction line heater relay harness. Make sure the connections are good and the contacts are clean.

Replace the DEF suction line heater relay. If the system is correct and the fault code is not active, the original DEF suction line heater relay is bad.