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Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (On-Board Diagnostic - Instrument Cluster) >> DTC U0433-00: Error Signal Received From Laser Sensor >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
Step Inspection Action
1 VERIFY ALL SYSTEM DTCs 
  • Switch the ignition to off.
    • Switch the ignition ON (engine on) and wait for 10 s or more  .
    • Perform a DTC 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 [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 LCD (INSTRUMENT CLUSTER (with TFT LCD)) 
  • Verify the LCD (Instrument cluster (with TFT LCD)).
  • Is the "SCBS Clear windshield completely" or "SCBS Not Available" displayed in the LCD (Instrument cluster (with TFT LCD))?
 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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