Keeps your various running the way it should — this HELLA part restores the original function of a worn or failed Towing Device Time Delay Relay OE Ref 11110658, built to OEM reference 11841929 rather than a generic approximation.
Technical details are not specified.
HELLA identifies it as 4JA 005 355-021, EAN: 4082300478457. Match that against OEM 11841929 or your old part before fitting, particularly if your vehicle's had any running changes across its production years.
Confirmed for selected various vehicles. Use the vehicle registration lookup tool if you're not certain, or browse Tow bar Parts for other options.