XC90 L5-2.5L Turbo VIN 59 B5254T2 (2004)
Key Reminder Switch: Testing and Inspection
Check the Key Sensor in the Ignition Switch
Check the key sensor in the ignition switch
Checking the key sensor signal
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Ignition off.
Check the voltage in the central electronic module (CEM) connector, terminal #B1 (#A21). The voltage must be battery voltage.
Remove the key from the ignition switch. The voltage must now be approximately 0 V.
Other information
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To access or replace the central electronic module (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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To connect the breakout box to the control module, see Connecting the breakout box See: Body and Frame/Body Control Systems/Testing and
Inspection/Pinout Values and Diagnostic Parameters/Connecting the Breakout Box/Connecting the Breakout Box, Central Electronic Module
(CEM)
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For further information about signals and other values, see Signal specification See: Body and Frame/Body Control Systems/Testing and
Inspection/Pinout Values and Diagnostic Parameters/Signal Specification
