Removing the ECM

WARNING: This page is about a different car, the 2015 Audi Q7, 2014 Audi Q7, and 2013 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

-- Connect the Ground (GND) wire to a breakout box and to a ground point on the vehicle.

-- Remove the Engine Control Module (ECM). Refer to Engine Control Module -J623- .

-- Connect the ECM to the Cable SetVAS 6606/7-1.

-- Connect the wiring harness from the vehicle to the Cable SetVAS 6606/7-2.

The connection on the ECM consists of a large and small connector.

The large connector has 105 pins and is assigned from "A 1 through A 105" on the breakout box sheet.

The smaller connector has 91 pins and is assigned from "B 1 through B 91" on the breakout box sheet.

The connection will get interrupted when the connection bridge is disconnected.

NOTE:

The "In contact" -1- (red socket) goes to the ECM.

The "Out contact" -2- (blue socket) goes to the wiring harness.

Fig 1: "In Contact" -1- (Red Socket) And "Out Contact" -2- (Blue Socket)

Courtesy of AUDI OF AMERICA, LLC

-- Perform test as described in relevant repair sequences.