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Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Cables And Fuses - Symptom Related Diagnostic Procedures - 1 Of 2 >> Checking The Beam Setting Adjustment (1999-2004) >> Checking headlamp beam height control >> Notes

Checking headlamp beam height control: Notes

Check the cable between the central electronic module (CEM) terminal #9A and the beam adjustment unit #2. Check for a short-circuit to supply voltage. Check for a short-circuit to ground. Check for an open-circuit. 6/38 for left motor and 6/39 for right motor.

HINT: Headlamp beam height control receives power and terminal #3 and is grounded at terminal #1. 

If no faults are found, try replacing the switch and the beam adjustment unit.

Other information 

Fig 1: Identifying Ohmmeter
GLL101042Courtesy of VOLVO CARS OF NORTH AMERICA.