REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mercedes-Benz C-Class (W203, 2000 issue)

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Mercedes-Benz
	W203
		Introduction
		Instruction Manual
		Routine maintenance
		Engine
		Cooling and heating
		The power supply system and release
		Electric motor
		Manual gearbox
		Automatic Transmission
		Coupling and power shafts
		Brakes
		Suspension and steering
		Body
		Onboard electric
			Specifications
			Fault diagnosis onboard electric equipment - the general information
			Check the wiper motor
			Check heated rear window
			Relays and fuses
			Replacing incandescent exterior lights
			Replacing bulbs Interior lighting
			Removing and installing daylight sensor
			Removing and installing lights
			Removing and installing fog
			Removing and installing the lens fog
			Removing and installing the rear light
			Replacing the battery ignition key / remote control
			Removing and installing windscreen wiper motor
			Removing and installing rear window wiper motor
			Removal and installation of the water tank and pump motor
			Removal and installation of a rain sensor
			Removal and installation of the audio signal
			Removing and installing parking sensors
			Removing and installing ambient temperature sensor
			Removing and installing dashboard
			Removal and installation of stalk
			Removal and installation of the switch of the front canopy on the ceiling
			Removal and installation of the group switches to the left of the control panel
			Removing and installing center console switch
			Removal and installation of switches in the door
			Removal and installation of door switches the interior lighting
			Removal and installation of warning signs parking assistant
			Removing and installing cigarette lighter
			Removal and installation of the radio
			Removal and installation of loudspeakers
			The digital CAN data bus
			The uniform lock - general information
			Installation of additional electric and electronic devices
			Function and location of electrical connectors
			Diagrams

printable version

Check the wiper motor

The wiper motor is in the catchment compartment underneath the windscreen. To check the need to remove the appropriate cover.

Designation of terminals

The motor has the following terminals:

?� Terminal 31 is the addition of mass (the total for the entire electrical equipment of the car).
?� Terminal 53 receives voltage for the first speed wiper.
?� Terminal 53a supplies current () extreme position the wiper. The electric motor receives power through the brush up until the cleaner does not return to its original position when the driver turns off the wiper.
?� Terminal 53b supplies a voltage to the second speed wiper (auxiliary winding).
?� A motor terminal 53e is inhibited when returning after a trip to the wiper has not passed through its parking position.
?� There is not always available: Terminal 53 is powered on to the washer pump.

Check wiper motor

First, you must find out what is defective, or no electric power. This act is as follows:

PERFORMANCE ORDER

1. undock multipin connector in the motor.
2. Move the 2 auxiliary cable (+) and (-) from the car battery to the wiper motor:

?� One swipe cable from the positive terminal to the battery terminal 53 or 53b.
?� Second, move the cable from the negative terminal of the battery terminal 31 of the electric motor.
3. Now the motor should be used, depending on the terminals involved in the I or II level. If it does not, the motor or the corresponding stage have a defect. Remove the motor.

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Check heated rear window