Product Overview

This electric motor is a direct-fit unit for the right rear sliding door (passenger-side sliding door) on Citroën C8 and Peugeot 807 models. Designed for professional workshops and experienced DIYers, the part restores reliable automatic opening and closing of the sliding door. It is commonly searched by its product codes, so you can quickly find the exact replacement using the OE references listed below.

Benefits

• Direct replacement for worn or failed sliding door motors on Citroën C8 and Peugeot 807.
• Restores smooth, reliable operation of the passenger-side sliding door.
• Suitable for professional installation in service shops or by skilled DIY mechanics familiar with door mechanisms.
• Includes OE product codes for fast cross-referencing in parts catalogs.

Installation Recommendations

Recommended for qualified technicians or experienced DIY mechanics. Typical replacement steps:

• Disconnect the vehicle battery before starting work to avoid short circuits and accidental motor activation.
• Support the sliding door in the open position and remove the inner trim to access the motor and drive mechanism.
• Disconnect electrical connector(s) and any linkage rods or cables attached to the motor assembly.
• Unbolt the motor unit from the door frame and remove it together with any attached gear assembly or bracket.
• Inspect the sliding tracks, rollers and cable/rod linkages for wear or damage; clean and lubricate contact surfaces as required.
• Fit the replacement motor, secure all fasteners to the manufacturer’s specification, reconnect electrical and mechanical linkages, then test door operation several times to verify correct travel limits and smooth movement.
• Reinstall interior trim and perform a final functional check.

Why This Part Fails Most Often

Common causes of failure for sliding door electric motors include:

• Mechanical wear of internal gears or brush assemblies due to age and high cycle counts.
• Water ingress or corrosion affecting electrical connections or motor internals, especially on vehicles exposed to wet environments.
• Accumulation of dirt and debris in the sliding track or rollers, increasing load on the motor and accelerating wear.
• Overloading from misaligned door guides or damaged rollers, causing the motor to stall or overheat.
• Fatigue of plastic components and linkages that transfer motion from the motor to the door mechanism.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Citroën C8, Peugeot 807
• Product Codes: 1488889080, 9138C3
• Additional Numbers: Not available / No further references provided

Notes For The Buyer

This unit is intended as a replacement part for the specified models. Verify visual match with the removed motor and compare product codes when ordering. If the door movement shows unusual resistance after motor replacement, inspect tracks, rollers and alignment before reusing the new motor to avoid premature failure.