Sprinter 3500 L5-2.7L DSL Turbo (2004)
Seat Heater Switch: Testing and Inspection
Passenger Heated Seat Switch
For circuit description and diagrams, refer to Diagrams / Electrical.
1. Inspect the Heated Seat Switches for apparent damage or sticking/binding and replace if required.
2. Replace the heated seat switch with a known good unit and retest the heated seat system.