Common ECU Rebuilds We get over 50 ECU’s daily being sent in for testing + repairs. Below is a small selection of some of the common ECU’s being sent in with common faults. We’re able to fully bench test all ECU’s and simulate the ECU as if it were still connected to the vehicle. We can extend testing to find faults that only occur when the engine is under load, when the engine is up to optimal temperature and even intermittent faults. If you suspect a faulty PCM unit and would like it tested and repaired then get in touch.
Damage inside the Bosch 0281 011 741 engine ECU of a Mercedes-Benz C-Class C220 CDI had its cause outside the unit altogether: the car’s starter motor circuit. Our engineers repaired the ECU and returned it,
Our tests found the Bosch 0281 010 927 from this Mercedes Vito functioning correctly, so the unit was sent back to the customer as “No Fault Found”. Afterwards, an auto-electrician carrying out a wiring continuity
The Siemens SIM210 engine ECU from this petrol Ford Fiesta 1.25 had been spiked. Our testing confirmed as much. What caused it is another matter: the record of the job offers a possible cause, not
This BMW 320d had been driving normally until its owner stopped at some shops. When he came back to it, the car would not start. Below is how that fault was traced to the engine
The customer with this LDV Maxus van had a suspicion before its engine ECU ever reached our workshop. The battery terminals had accidentally been connected the wrong way around, the engine would not crank, the
Customer has a Fiat Punto with a missfire on cylinder 2 and suspects a faulty ECU but could not wait to have his ECU unit tested and repaired so therefore opted for our replacement service.
Before this Bosch engine ECU, number 0261 200 614, from a Mercedes-Benz C200 (W202) could be repaired, its fault had to show itself on our testing rig. The fault was a misfire on two cylinders.
Our testing rig gave two verdicts on this Bosch engine ECU, number 0261206303, from a 1999 Mercedes-Benz ML430 that would not start. The first came after we reworked a badly soldered chip, and it was
“Non-repairable” was the verdict this engine ECU had already been given when its owner asked us for a second opinion. The unit is a Bosch EDC16C39, number 0281 012 865, from a Fiat Doblo 1.9
After diagnosis, the customer found a bad burning smell coming from the ECU of their Mercedes Sprinter and suspected that the unit, Bosch 0281 011 746, had burnt out. On testing, we could not get