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Home >> Mazda >> 2016 >> 6 Touring, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> On-Board Diagnostic - Instrument Cluster >> DTC U0433-00: Error Signal Received From Laser Sensor >> Diagnostic Procedure

Diagnostic Procedure

Step Inspection Action
1 VERIFY ALL SYSTEM DTCs 
  • Switch the ignition off.
  • Switch the ignition ON (engine on) and wait for 10 s or more  .
  • Perform a CMDTC self-test using the M-MDS.

    (See DTC INSPECTION [INSTRUMENT CLUSTER] .)

  • Are any DTCs other than DTC U0433:00 displayed?
 Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [LASER SENSOR] .)
(See DTC TABLE [DYNAMIC STABILITY CONTROL (DSC)] .)
(See DTC TABLE [SKYACTIV-G 2.5] .)
(See DTC TABLE [INSTRUMENT CLUSTER] .)
No Go to the next step.
2 VERIFY DTCs AGAIN 
 Yes Go to the next step.
No Go to Step 6.
3 VERIFY MULTI-INFORMATION DISPLAY 
  • Verify the multi-information display.
  • Is the "SCBS Forward malfunction" displayed in the multi-information display?
 Yes Clean the windshield, then go to the next step.
No Go to Step 5.
4 PERFORM DTC INSPECTION AND VERIFY IF MALFUNCTION CAUSE IS LASER SENSOR 
 Yes Repeat the inspection from Step 1.

Go to the next step.
No Go to Step 6.
5 VERIFY THAT REPAIRS HAVE BEEN COMPLETED 
 Yes Repeat the inspection from Step 1.

Go to the next step.
No Go to the next step.
6 VERIFY IF OTHER DTCs DISPLAYED 
  • Are any other DTCs displayed?
 Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See DTC TABLE [INSTRUMENT CLUSTER] .)
No DTC troubleshooting completed.
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