Central Convenience Module (CCM) Water Ingress from Scuttle Drain Clogs
SeriousElectrics & ElectronicsDecaying autumn leaves block the rubber scuttle drain bungs beneath the windscreen wiper motor. Rainwater backs up and spills through the pollen filter housing or wiring grommets directly onto the Central Convenience Module under the carpet.
Windows roll down uncommanded overnight, Central locking clicks repeatedly while driving, Damp or soaking passenger footwell carpet
- Feel front passenger floor carpet for moisture beneath floor mats
- Inspect scuttle area under windscreen wipers for standing water or leaf mulch