Mazda RX-8 Workshop Manual page 3233

Diagnostic procedure
STEP
1 VERIFY THAT THE FRONT AND REAR AUTO
LEVELING SENSOR INSTALLATION
Verify that the front and rear auto leveling
sensor installation.
Is there any bend, damage or dislocated
link at the bracket?
2 INSPECT AUTO LEVELING CONTROL MODULE
POWER SUPPLY VOLTAGE
Turn the ignition switch to ON position.
Measure the voltage between auto
leveling control module terminals H and
GND.
Is the voltage B+?
3 INSPECT AUTO LEVELING CONTROL MODULE GND
CIRCUIT FOR OPEN
Turn the ignition switch to OFF.
Disconnect the auto leveling control
module connector.
Verify that continuity between auto
leveling control module terminal F and
GND.
Is there continuity?
4 INSPECT GND POINT
Verify that the GND point for auto leveling
Auto leveling warning light control circuit malfunction
Instrument cluster malfunction
Short to GND between instrument cluster terminal 2J and
auto leveling control module terminal V
INSPECTION
Open circuit between DSC HU/CM terminal T
and auto leveling control module terminal R
(with DSC)
YesRepair or replace malfunctioning part.
No Go to the next step.
YesGo to the next step.
No Repair or replace for open circuit
YesConnect the auto leveling control
No Go to the next step.
YesRetighten the GND point.
ACTION
between the auto leveling control
module terminal H and the ignition
switch.
module connector, then go to Step 5.