Renault and Dacia UCH Repair

Specialists in Passenger Compartment Body Units.

At Ecumotorstock we are experts in repairing UCH (Passenger Compartment Body Unit), the electronic module responsible for controlling most of the electrical systems in your Renault or Dacia: Central locking · Electric windows · Immobiliser and starting · Interior and exterior lighting · Windscreen wipers · Air conditioning and climate control

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Advanced Technology for your UCH

Diagnostic equipment specialised in Renault and Dacia electronics.
Component-level repair: relays, solder joints, chips, drivers.
Tests on simulation benches that reproduce the vehicle's conditions.
Module delivered tested, guaranteed and “plug & play”.

With our process, the workshop avoids wasted time and unnecessary reprogramming.

Common Symptoms of a Faulty UCH

The car does not start because the immobiliser does not recognise the key.
The remote does not lock or unlock the doors.
Indicators or hazard lights that do not work or work erratically.
Power windows that do not respond.
Interior lights permanently on or that do not come on.
Windscreen wipers that do not work or activate on their own.
Air conditioning or climate control faults.
Several electrical faults at the same time with no apparent connection.

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Typical UCH Faults on Renault and Dacia

Renault

Clio II and III: immobiliser fault, inoperative central locking, faulty indicators, inactive windscreen wipers.
Kangoo: multiple electrical faults due to damaged internal relays.
Mégane II and III: lights that do not come on, inoperative hazard lights, key recognition failure.
Scénic, Laguna, Modus: starting problems, stuck windows, erratic interior lighting.
Master and Trafic: faulty central locking and communication failure during diagnosis.

Dacia

Logan, Sandero, Duster:

Faults in central locking and remote opening.
Power windows stuck.
Faults in indicators and dipped headlights.
Immobiliser that blocks starting.

Our Repair Process

Nationwide collection of the UCH module from your workshop or home.
Complete electronic diagnosis with state-of-the-art equipment.
Board-level repair of relays, tracks, drivers and damaged circuits.
Simulation bench tests to verify all functions.
Express delivery of the repaired UCH, ready to install without complications.

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Advantages of Repairing with Ecumotorstock

Save up to 70% compared with buying a new one.
You keep your original unit, already coded and matched to your vehicle.
Fast service: usual repairs in 24-48h.
Collection and delivery throughout Spain.
Written warranty on all our repairs.
A more sustainable option, avoiding electronic waste.

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Problems with the UCH in your Renault or Dacia?

At Ecumotorstock we have the solution: nationwide collection, advanced repair and fast return of your unit, ready to fit and with a warranty.