Mazda RX-8 Workshop Manual page 3232

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2011 - RX-8 - Body and Accessories
No.1 AUTO LEVELING WARNING LIGHT ILLUMINATES WHEN THE IGNITION
SWITCH TURNED TO ON POSITION [HEADLIGHT AUTO LEVELING SYSTEM]
Auto leveling warning light illuminates when the ignition switch turned to ON
1
position
POSSIBLE
CAUSE
Headlight auto leveling function related electrical part malfunction
Auto leveling sensor related part malfunction
Malfunction in headlight levering actuator (left or right)
integrated in front combination light.
Auto leveling control module malfunction
Auto leveling control module power supply voltage is
excessive high
Vehicle speed signal malfunction.
Auto leveling control module power supply
voltage excessive low
Auto leveling sensor signal voltage excessive
high or low
Front auto leveling sensor malfunction
Rear auto leveling sensor malfunction
Malfunction in wiring harness between auto
levering control unit and headlight levering
actuator.
Headlight actuator (left or right) malfunction
ABS HU/CM malfunction (with ABS)
Open circuit between ABS HU/CM terminal V
and auto leveling control module terminal R
(with ABS)
DSC HU/CM malfunction (with DSC)