Categories: Auto Repair

How to Repair BMW EWS Module Communication Error

BMW 528i cannot start the car. The fault code EWS data communication is interrupted for maintenance! A BMW 528i sedan with a driving range of about 250,000 kilometers, equipped with an M54 engine and an automatic transmission, and a model number of E39. Users reported: The starter did not respond when the car was started, power was supplied directly to the starter, the starter work, but engine can not start normally.

 

Related Contents:

2024.08 BMW Rheingold ISTA+ 4.48.40 4.23.14 ISTA-P 3.71 Free Download

 

After actual measurement, the EWS module related wire diagram are normal. The peripheral lines of the EWS module were inspected, including the loop antenna signal line, K bus, and gear signal line. No abnormalities were found, so it was determined that the EWS module was damaged.

 

Solutions:

Remove EWS module,then remove PCB

Locate 10029A chip on PCB,and then replace a new 10029A chip

It is used to decode communication

 

Solved!

auto

Recent Posts

QSK60 CM2358 Engine Camshaft Speed/Position Sensor Data Erratic Incorrect

This illustration show you guide on how to repair Cummings QSK60 CM2358 engine camshaft speed/position…

5 days ago

Fendt MT800E Tractor DEF Tank Temperature Does Not Change Solution

Here is the instruction show yo guide on how to solve Fendt MT800E tractor DEF…

7 days ago

HITACHI Construction 4JJ1 P0092 Fuel Pressure Regulator Control Circuit High

Here car-auto-repair.com show you guide on how to solve ISUZU construction 4JJ1 engine P0092 fuel…

1 week ago

How to Solve Perkins 1106D EPG Engine E398 Low Fuel Rail Pressure Error

Here is the illustration show you guide on how to solve Perkins 1106D electric power…

1 week ago

Deutz EMR3 Aassembly Inspection and Initialisation Test Guide

Here comes the instruction on how to use SerDia2010 to perform assembly inspection and initialization…

1 week ago

HITACHI ZX-5 Excavator No Load Max Differential Pressure Measurement Guide

This instruction show you guide on how to perform No load max differential pressure measurement…

2 weeks ago