Technical Service Bulletin Installing Heater Washer Jets for Your Windshield

Subject: Installing Heated Windshield Washer Jets Models:911/911 Turbo ALL

Bulletin Number: 83 – 01

Electrically heated windshield-washer jets are available as spare parts and can be service installed.

The jets are equipped with a heating resistor which can be connected on terminal 15, such that heating occurs when the ignition is on.

Parts Required:

2 windshield washer jets, part No. 944.628.911.00

Wire – red 20 AWG, approx. 10ft long

Wire – brown 20 AWG, approx. 10ft long

Insulating tubing for 1 20 AWG wire, approx. 4 in. long

                                For 2 20 AWG wires, approx. 40 in. long

                                For 4 20 AWG wires, approx. 36 in. long

1 Wire Connector 6.5 mm dia.

Washer jets, installing

  • Unscrew luggage compartment trim panel and remove standard jets
  • Open up holes in cow panel to 10 mm (13/32 in.) dia. Touch up area around holes with a suitable paint.
  • Make up extra wire harness as shown
  • Pull in “extra wire harness”. Place lock washers on wires and route wires out through the holes. Solder wires on jets. Insulate soldered points with insulating tubing.
  • Insert and aim jets. Press on lock washers firmly from below.
  • Connect water hoses on jets. Press down on jets from above while connecting hoses to prevent jets from becoming loose.


Voltage is supplied from the stop light/cruise control fuse (No. 15)

  • Connect positive wire (red) on bottom of fuse. Screw ground wire (brown) on ground point next to fuse box.
  • Operate windshield washer. Check hoses for leaks
  • Aim jets with a pin.
  • Turn on ignition. Heat must be felt on jets after waiting for several minutes.

home page:

Want More?

Get the coolest tips and tricks today

Subscribe to our email list and get regular notifications of new videos and blog articles on how to repair your own car.