Mazda RX-8 Workshop Manual page 3326

Are all the pins normal?
3
Inspect the connection of the AudioPilot
microphone connector (2-pin).
Inspect the AudioPilot
side connector terminal A and B (2-pin) for poor
connection (such as damaged/pulled-out pins,
corrosion).
Are all pins normal?
4 Inspect continuity between the following terminals of
the audio amplifier connector and body ground
Is there continuity?
5 Inspect continuity between the following terminals of
the audio amplifier connector and AudioPilot
microphone / instrument cluster connector.
Is there continuity?
6 Inspect the connection of the audio amplifier
connector (16-pin, AudioPilot
Inspect both the audio amplifier and wiring harness-
side connector terminals 1O and 1P (16-pin) for poor
connection (such as damaged/pulled-out pins,
corrosion).
Are all the pins normal?
®
2 microphone wiring harness-
Terminal 1O (AudioPilot
microphone+)
Terminal 1P (AudioPilot
microphone-)
Terminal 1B (vehicle speed signal)
Terminal 1O—AudioPilot
microphone Terminal B (AudioPilot
microphone+)
Terminal 1P—AudioPilot
microphone Terminal A (AudioPilot
microphone-)
Terminal 1B—DSC Terminal T / ABS
Terminal V (vehicle speed signal)
®
2 microphone signal).
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2
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2
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2
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2
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2
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2
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2
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2
YesRepair or replace the pins
and/or the connector.
No Go to the next step.
YesRepair or replace short to
ground.
No Go to the next step.
YesGo to the next step.
No Repair or replace for open
circuit.
YesRepair or replace the pins
and/or the connector.
No Replace the audio
amplifier.
(See AUDIO AMPLIFIER
REMOVAL/INSTALLATION.)