Mazda RX-8 Workshop Manual page 2390

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2011 - RX-8 - Steering
NO.2 ELECTRIC POWER STEERING (EPS) WARNING LIGHT DOES NOT GO OUT
EVEN THOUGH ENGINE HAS STARTED
2 EPS warning light does not go out even though engine has started.
TROUBLESHOOTING HINTS
EPS system malfunction
EPS control module detects an EPS system malfunction even though the EPS system is
normal.
CAN communication line malfunction
EPS warning light circuit malfunction in the instrument cluster
CAN wiring harness malfunction
Diagnostic procedure
STEP
Wiring harness malfunction
Connector condition malfunction
Torque sensor malfunction
EPS motor malfunction
Fuse malfunction
EPS control module malfunction
Vehicle speed signal malfunction
Engine speed signal malfunction
CAN wiring harness malfunction
Malfunction in wiring harness between EPS control module and instrument
cluster
INSPECTION ACTION