Mazda CX-9 Grand Touring 2007 Manual page 595

2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
connectors reconnected.
Clear the DTC from the PCM
memory using the M-MDS.
Perform the "KOEO/KOER self-
test".
(See KOEO/KOER SELF TEST
[MZI-3.5].)
Is the PENDING CODE for the
DTC present?
6 VERIFY AFTER REPAIR
PROCEDURE
Perform the "AFTER REPAIR
PROCEDURE".
(See AFTER REPAIR
PROCEDURE [MZI-3.5].)
Are any DTCs present?
DTC P0463 [MZI-3.5]
DTC P0463 (MZI-3.5) DETECTION CONDITION AND POSSIBLE CAUSES
DTC P0463 Fuel gauge sender unit circuit high input
DETECTION
CONDITION
POSSIBLE CAUSE
DIAGNOSTIC PROCEDURE
DTC P0463 (MZI-3.5) DIAGNOSTIC PROCEDURE
STEP
1 VERIFY FREEZE FRAME DATA
HAS BEEN RECORDED
2007 Mazda CX-9 Grand Touring
The PCM monitors the fuel level input communications network message
for a concern. The test fails if the fuel level input signal is more than the
maximum allowable calibrated parameter for a specified fuel-fill percentage
in the fuel tank.
Fuel pump malfunction
Incorrectly installed fuel gauge
Instrument cluster malfunction
Fuel level input signal circuit malfunction
Overfilled fuel tank
Fuel gauge malfunction
INSPECTION
No Go to the next step.
Yes Go to the applicable DTC inspection.
(See DTC TABLE [MZI-3.5].)
No Troubleshooting completed.
ACTION
Yes Go to the next step.