Mazda RX8 - Page 154

• If cooling fan No.1 is operating at high speed, but cooling fan No.2 is not operating, inspect for
the following:
! Cooling fan relay No.3 (stuck open)
! Wiring harnesses and connectors (open circuit at main relaycooling fan relay No.3
PCM terminal 5AD)
• If cooling fan No.2 is operating at high speed, but cooling fan No.1 is not operating, inspect for
the following:
! Cooling fan relay No.2 (stuck open)
! Wiring harnesses and connectors (open circuit at main relaycooling fan relay No.2
PCM terminal 5AD)
13. Clear the DTC from the PCM memory.
(w) RX8-Engine Troubleshooting
Page 154