Volvo Workshop Manuals
XC90 2.5T AWD L5-2.5L Turbo VIN 59 B5254T2 (2003)
Sensors and Switches > Sensors and Switches - Lighting and Horns > Backup Lamp Switch > Component Information > Testing and Inspection > Trouble-Shooting Information > Page 1815
Backup Lamp Switch: Testing and Inspection
Reverse Light Remains On
Checking reverse light contact
Checking wire and replacement of component
Check the wire between the control unit 1A and reverse light contact 2 (3/10) for a short-circuit to voltage supply as described in Checking wiring and
Hint: If reverse light contact is closed, the voltage between 1 and 2 on the contact is 0 V.
Do the necessary corrective action.
To access/replace the central electronic module (CEM), see Central electronic module (CEM), replacing See: Body and Frame/Body Control
For information on signals and additional values, see Signal specification See: Body and Frame/Body Control Systems/Testing and
To connect the test box, see Connecting the breakout box See: Body and Frame/Body Control Systems/Testing and Inspection/Pinout Values and
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