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Home >> Mazda >> 2021 >> CX-5 Sport, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 24 (On-Board Diagnostic - Engine Control (VIN Y) (2 Of 3)) >> DTC P0461-00: Fuel Gauge Sender Unit Circuit Range/Performance Problem >> Diagnostic Procedure

Diagnostic Procedure

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DTC P0461:00 (PCM, VIN Y) DIAGNOSTIC PROCEDURE

STEP INSPECTION RESULTS ACTION
1 RECORD VEHICLE STATUS AT TIME OF DTC DETECTION TO UTILIZE WITH REPEATABILITY VERIFICATION
  • Recording can be facilitated using the screen capture function of the PC.
  • Record the FREEZE FRAME DATA/snapshot data on the repair order.
   Go to the next step.
2 VERIFY RELATED REPAIR INFORMATION AVAILABILITY
  • Verify related Service Bulletins and/or online repair information availability.
  • Is any related repair information available?
 Yes Perform repair or diagnosis according to the available repair information.
  • If the vehicle is not repaired, go to the next step.
No Go to the next step.
3 INSPECT FUEL GAUGE SENDER UNIT Yes Replace the fuel gauge sender unit (main) or fuel gauge sender unit (sub) (AWD), then go to Step 5.
(See FUEL GAUGE SENDER UNIT REMOVAL/INSTALLATION [2WD] .)
(See FUEL GAUGE SENDER UNIT REMOVAL/INSTALLATION [AWD] .)
No Go to the next step.
4 INSPECT INSTRUMENT CLUSTER Yes Replace the instrument cluster, then go to the next step.
(See INSTRUMENT CLUSTER REMOVAL/INSTALLATION .)
No Go to the next step.
5 VERIFY DTC TROUBLESHOOTING COMPLETED
  • Always reconnect all disconnected connectors.
  • Clear the DTC from the PCM memory using the M-MDS. (See CLEARING DTC .)
  • Start the engine and warm it up completely.
    CAUTION:
    • While performing this step, always operate the vehicle in a safe and lawful manner.
    • When the M-MDS is used to observe monitor system status while driving, be sure to have another technician with you, or record the data in the M-MDS using the PID/DATA MONITOR AND RECORD capturing function and inspect later.
  • Drive the vehicle under the FREEZE FRAME DATA/snapshot data condition.
  • Perform the Pending Trouble Code Access Procedure. (See ON-BOARD DIAGNOSTIC TEST .)
  • Is the same Pending DTC present?
 Yes Repeat the inspection from Step 1.
  • If the malfunction recurs, replace the PCM.

(See PCM REMOVAL/INSTALLATION [VIN Y] .)
Go to the next step.
No Go to the next step.
6 VERIFY AFTER REPAIR PROCEDURE Yes Go to the applicable DTC inspection.
(See DTC TABLE .)
No DTC troubleshooting completed.
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