Categories: Auto Repair

Volvo V40 Start-Stop Not Working & Need Repairing

A Volvo V40 made 2013 got start-stop system trouble,it can not working and the dashboard get the massage “Start-stop need to be repaired”.

Trouble Diagnosis:

Use VIDA to diagnose the Volvo V40,it prompted that Center Electrical Module stored trouble code:U210929,it mean that:assistant battery trouble.

 

This trouble can be occur by below reasons:

Check engine fuse box fuse F19(work fine)

Start the engine,and detect the volotage of fuse F19,it showed 0V,it was unusual,normal value is battery voltage.

Remove the engine fuse box and found the fuse 70a was fused.

After replacing a new 70a fuse,but the trouble was still exist.

Check the wire harness between fuse F19 and CEM found the connecter terminal and inner PCB had damaged.

Vo

 

Solution:

Replacement new fuse 70a and CEM

auto

Recent Posts

Doosan Excavator P0408 Maximum EGR Rate Governor Deviation Error Solution

This instruction show you guide on how to solve Doosan excavator P0408 maximum EGR rate…

2 days ago

How to Calibrate 2403 Steering Valve for Fendt 800 S4 Tractor

Here is the instruction show you guide on how to calibrate 2403 steering valve for…

4 days ago

Massey Ferguson Tractor Electrohydraulic Spool Valves Configuration

This function requires all connectors to be disconnected from all electrohydraulic valves on the tractor.You…

7 days ago

How to Remove Center Joint and Center Frame for HITACHI Hitachi EX5600-7B

This instruction show you guide on how to remove center joint and center frame for…

1 week ago

How to Repair Doosan Machine P0100 DTC Signal Error

How to solve Doosan heavy duty machine P0100 fault code signal error of air mass…

2 weeks ago

How to Solve Fendt 800 Vario S4 wayline Running Slow

If the vehicle is oscillating on the wayline or catches up the wayline very slowly…

3 weeks ago