Checking the oil level indicator - ra18006010220x(0220)

WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.

Engines 601, 602 (except 602.98), 603

Operation no. of operation texts and work units or standard texts and flat rates

Fig 1: Testing Oil Level Indicator

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

NOTE: Engine 602.982 in model 210

Operation of oil level indicator as described in Function of the electrical oil level indicator . Actuated electrically through the DFI control module.

Testing see Diagnosis Manual Volume 1 and HHT.

Complaints

Indicator lamp shows a steady light when engine running and oil level correct.
Indicator lamp does not light up when key in position "2".
Indicator lamp does not light up when engine running, oil temperature > +60 °C and oil level below "min".

TEST DATA

Resistance at max. oil level	< 1 Ω
Resistance at min. oil level	∞ Ω
Battery voltage	approx. 12 V

COMMERCIALLY AVAILABLE TOOL

Multimeter

e.g. Sun, DMM-5

Indicator lamp shows a steady light when engine running and oil level correct

Fig 2: Diagnostic Flow Chart
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Indicator lamp does not light up when key in position "2" (check function)

Fig 3: Diagnostic Flow Chart
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Indicator lamp does not light up when engine running, oil temperature > +60 °C and oil level below "min"

Fig 4: Diagnostic Flow Chart
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Wiring Diagrams models 124, 126 and 201

Model 124

Wiring diagram engine oil level indicator, coolant level indicator, windscreen washer level indicator (see Wiring Diagrams Volume 3 and Volume 4 for further information)

Fig 5: Engine Oil Level Indicator, Coolant Level Indicator, Windscreen Washer Level Indicator - Wiring Diagram

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Model 126 1986

Wiring diagram engine oil level indicator, coolant level indicator, windscreen washer level indicator (see Wiring Diagrams Volume 2 for further information)

Fig 6: Engine Oil Level Indicator, Coolant Level Indicator, Windscreen Washer Level Indicator - Wiring Diagram

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Model 126 1990

Wiring diagram engine oil level indicator, coolant level indicator, windscreen washer level indicator (see Wiring Diagrams Volume 2 for further information)

Fig 7: Engine Oil Level Indicator, Coolant Level Indicator, Windscreen Washer Level Indicator - Wiring Diagram (Model 126)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Model 140

Wiring diagram engine oil level indicator, coolant level indicator, windscreen washer level indicator

Fig 8: Engine Oil Level Indicator, Coolant Level Indicator, Windscreen Washer Level Indicator - Wiring Diagram (Model 140)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Model 201

Wiring diagram engine oil level indicator, coolant level indicator, windscreen washer level indicator (see Wiring Diagrams Volume 5 for further information)

Fig 9: Engine Oil Level Indicator, Coolant Level Indicator, Windscreen Washer Level Indicator - Wiring Diagram (Model 201)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Model 202

Wiring diagram engine oil level indicator, coolant level indicator, windscreen washer level indicator

Fig 10: Engine Oil Level Indicator, Coolant Level Indicator, Windscreen Washer Level Indicator - Wiring Diagram (Model 202)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.