110Instruments and controls
When operating the retractable
hardtop ■ Indicator buzzer upon completed opening or closing of the
convertible hardtop.
■ Indicator buzzer upon completed raising or lowering of the electricload compartment loading aid.
■ Gong tone if the tailgate is not closed during roof operation.
■ Gong tone if the tailgate is not fully open during operation of the load
compartment loading aid.
■ Gong tone during roof operation if vehicle speed exceeds 30 km/h.
■ Gong tone when vehicle speed exceeds 30 km/h if the roof is not
fully open or closed.
■ Three gong tones during roof or loading aid operation if the load
compartment blind is not attached.
■ Three gong tones during roof operation if outside temperature is
below -20 °C, vehicle battery
voltage is too low or the system is
overloaded.■ Continuous warning buzzer during roof operation if the anti-roll bars
have been triggered.
■ Continuous warning buzzer starting
one minute before the end of the
9-minute standby time with the roof
in an intermediate position or the loading aid in a raised position.
■ Persistent warning buzzer when closing the tailgate, if the lowering
process of the electric load aid is
not complete or has been
interrupted.
Battery voltage
Low battery voltage in radio remote
control or electronic key. On vehicles
without check control, the message
InSP3 appears in the instrument
panel display. Replace the battery
3 20, 3 22.
Brake light switch
Brake light does not come on during
braking. Have the cause of the fault
remedied immediately by a
workshop.Engine cooling level
Low fluid level in engine cooling
system. Check coolant immediately
3 162.
Drain diesel fuel filter
If there is water in the diesel fuel filter, the message InSP4 appears in the
instrument panel. Consult a
workshop.
Vehicle care183
Fuse assignments inconjunction with loadcompartment fuse box version ANo.Circuit1ABS2ABS3Interior fan climate control
system4Interior fan, heating, air condi‐
tioning system5Radiator fan6Radiator fan7Central locking system8Windscreen washer system,
tailgate9Heated rear window, heated
exterior mirror10Diagnostics plug11InstrumentsNo.Circuit12Mobile telephone, Infotainment
system, display13Courtesy light14Windscreen wiper15Windscreen wiper16Horn, ABS, brake light switch,
air conditioning system17Diesel fuel filter or air condi‐
tioning system18Starter19–20Horn21Engine electronics22Engine electronics23Headlight range adjustment24Fuel pump25–26Engine electronicsNo.Circuit27Heating, air conditioning system28–29Power steering30Engine electronics31Rear window wiper32Brake light switch33Headlight range adjustment,
light switch, clutch switch,
instrument, driver's door
module34Control unit, steering column
module35Infotainment system36Cigarette lighter, front power
outlet