Checking antenna ring circuit

WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Ignition Switch OFF Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Disconnecting Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off.
Connect the adapter box 9813194 and breakout box 9813190 according to Connecting the breakout box, Immobilizer .
Disconnect immobilizer control module.
Connect an ohmmeter between breakout box terminal #55 (#9) and antenna ring terminal #2.

Connect an ohmmeter between breakout box terminal #56 (#10) and antenna ring terminal #4.

Fig 3: Identifying Breakout Box
Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 4: Identifying Ohms Display
Courtesy of VOLVO CARS OF NORTH AMERICA.

The ohmmeter should read approximately 0Ω for both measurements.

OK
Refer to Checking for a short-circuit to supply voltage
NOT OK
Refer to Checking for an open-circuit