Mazda RX-8 Workshop Manual page 3259

Is there any malfunction?
4 Perform the check code 22 inspection.
Is there any malfunction?
5 Turn the ignition switch off.
Inspect the instrument cluster connector
terminals for poor connection (such as
damaged/pulled-out pins, and corrosion).
Are the terminals normal?
6 Turn the ignition switch to LOCK position.
Remove the instrument cluster.
Disconnect the instrument cluster connector.
Inspect for continuity between the following
wiring harnesses.
Is there continuity?
7 Turn the ignition switch off.
Inspect the fuel gauge sender unit connector
terminals for poor connection (such as
damaged/pulled-out pins, and corrosion).
Are the terminals normal?
8 Turn the ignition switch to LOCK position.
2R terminal—GND
2P terminal—GND
No Go to the next step.
YesGo to the next step.
No Go to Step 6.
YesReplace the instrument cluster.
No Repair or replace the terminal.
YesRepair or replace the wiring harness
between the instrument cluster and
GND.
No Go to the next step.
YesGo to the next step.
No Repair or replace the terminal.
YesGo to the next step.