JCB Tier4 Engine Ambient Pressure Sensor Voltage Above Normal or Open Circuit

This is a illustration that show you how to solve JCB Tier4 engine mbient pressure sensor voltage above normal or open circuit SPN 108,FMI 3.

Related Contents:

WinEEM4s JCB Service Tool 2.7.2 2.6.1 Free Download

2024 JCB ServiceMaster 4 v24.6.2 Free Download for Win 10 Win11

2017 JCB Parts Plus+ and Repair Service Manual Free Download

 

Description

The EEM4 monitoring system has detected a failure at the ECU internal pressure sensor. A possible reason for this is an ECU hardware defect.

 

Reaction in EEM

The FC is stored and the warning lamp is activated. The CAN message indicates active fault.

 

Solution

First save the error log and then erase it. Restart the ECU after erasing the error log. If the fault occurs again during the next driving cycle, check the following paths:

Check the ECU operation with another ECU. If the system is functional and the fault is not active with the replacement ECU, then the original ECU is defective.

 

More repair case for JCB,please refer to:JCB Trouble Repair

auto

Recent Posts

Scania Truck ALM 000463 Motion and Inclination Detector,Calibration Fault

This instruction show you guide on how to solve Scania truck motion and inclination detector,…

2 weeks ago

How to Solve JCB Excavator C130C-13 Spool Brake Solenoid Open Circuit

This instruction show you guide on how to solve JCB excavator 140 C130C-13 spool brake solenoid…

2 weeks ago

Scania Truck ALM Alarm System ALM404 Fault in the CAN Communication Solution

Scania truck fault in the CAN communication with the chassis management system (CMS),this instruction show…

4 weeks ago

Perkins Phaser/1000 Series Engine New Water Pumps Changed

The water pumps used on all Phaser/1000 Series engines have been changed. The changes to…

4 weeks ago

Deutz Engine EMR3 Request of Engine OFF Error Solution

Here is the simple instruction on how to solve Deutz engine EMR3 trouble code 48…

1 month ago

How to Use Cat ET 2025A Power Shift Pressure Test Function?

CAT ET 2025A Power Shift Pressure Test function checks whether that the proportional reducing valve is…

1 month ago