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Home >> Volvo >> 2009 >> XC90 R-Design, AWD >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Accessory Electronic Module (AEM) And Central Electronic Module (CEM) - Diagnostic Trouble Codes - 2 Of 2 >> CEM-8F18: Xenon Lamp Left. Signal Too High / Signal Missing (2005-2014) >> Signal Too High / Signal Missing >> Checking Components And Wiring
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Checking Components And Wiring

Check the signal cable between the central electronic module (CEM) and the actuating motor in the left Xenon lamp for open circuit and short circuit to supply voltage.

If no fault is found, replace the left headlamp.

Remedy as necessary.

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