Glow Plug Relay: Description and Operation

Position shown on model 202

Position
Positioned in front left of engine compartment

Task/function
- Switching the glow current
- Controlling the preglow and afterglow period as a function of coolant temperature. (Afterglowing at a coolant temperature of < 40 °C)
- Monitoring the glow plug operation
- Actuating the preglow indicator
- Safety shutoff