XC90 AWD L6-2.9L Turbo VIN 91 B6294T (2004)
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Reverse Light Does Not Work
Checking reverse light contact
Checking wire and replacement of component
Check the wire between the central electronic module (CEM) 1A and reverse light contact 2 (3/10) for a short circuit to ground as described in Checking
wiring and terminals. Permanent fault See: Accessories and Optional Equipment/Cellular Phone/Testing and Inspection/Component Tests and General
Diagnostics/Checking Wiring and Terminals. Permanent Fault.
Also check the connector for a short circuit to ground as described in Checking wiring and terminals. Permanent fault See: Accessories and Optional
Equipment/Cellular Phone/Testing and Inspection/Component Tests and General Diagnostics/Checking Wiring and Terminals. Permanent Fault.
If no fault is found on the wire, check the function of the reversing lamp switch.
Hint: If brake light contact is closed, the voltage between 1 and 2 on the contact is 0 V.
Do the necessary corrective action.
Additional information
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To access/replace the CEM connector, see Central electronic module (CEM), replacing See: Body and Frame/Body Control Systems/Body Control
Module/Service and Repair
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For information on signals and additional values, see Signal specification See: Body and Frame/Body Control Systems/Testing and
Inspection/Pinout Values and Diagnostic Parameters/Signal Specification
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To connect a test box, see Connecting the breakout box See: Body and Frame/Body Control Systems/Testing and Inspection/Pinout Values and
