Mazda RX-8 Workshop Manual page 2456

Is there an open circuit in the wiring harness
between the following terminals of the A/C
amplifier connector (16-pin) and the passenger
compartment temperature sensor connector?
INSPECT PASSENGER COMPARTMENT
3
TEMPERATURE SENSOR CIRCUIT FOR
SHORT TO GROUND
Is there a short circuit to ground in the wiring
harness between A/C amplifier connector (16-
pin) terminal 2J and passenger compartment
temperature sensor connector terminal D?
4 INSPECT PASSENGER COMPARTMENT
TEMPERATURE SENSOR CIRCUIT
Turn the ignition switch to the ON position
Inspect the voltage at the following A/C amplifier
terminal (wiring harness side).
Is the voltage normal? (Approx. 5 V)
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2J—D
2N—B
Terminal 2J (16-pin, passenger
compartment temperature
sensor input signal)
© 2010 Mazda North American Operations, U.S.A.
YesRepair the wiring harness.
No Connect the A/C amplifier connector
(16-pin) and go to the next step.
YesThe system is normal at present.
(Clear the past malfunction from
memory.)
No Inspect the connection at the A/C
amplifier connector (16-pin).
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