Mazda RX-8 Workshop Manual page 3227

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2011 - RX-8 - Body and Accessories
No.2 AUTO LEVELING SYSTEM DOES NOT ADJUST OPTICAL AXIS OF THE
HEADLIGHTS FOR VEHICLE POSTURE [HEADLIGHT AUTO LEVELING SYSTEM]
2 Auto leveling does not adjust optical axis of the headlights for vehicle posture
POSSIBLE
CAUSE
Diagnostic procedure
STEP
VERIFY AUTO LEVELING
1
WARNING LIGHT
ILLUMINATEION
Turn the ignition switch to ON
position.
Verify that the auto leveling warning
light condition.
Does the auto leveling warning light
illuminate from turning the ignition
switch to ON 3 seconds after?
2 INSPECT IF MALFUNCTION IS IN
AUTO LEVELING SENSOR OR
Headlight leveling actuator malfunction
Auto leveling control module malfunction
Auto leveling sensor malfunction
Improper installation of auto leveling sensor
Open or short to GND circuit in wiring harness between auto leveling control
module terminal R and ABS HU/CM terminal V (with ABS)
Open or short to GND circuit in wiring harness between auto leveling control
module terminal R and DSC HU/CM terminal T (with DSC)
INSPECTION
YesPerform the symptom "No.1 Auto leveling
warning light illuminates when the ignition
switch turned to ON position"
troubleshooting procedure.
No Go to the next step.
YesGo to Step 5.
ACTION