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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 B11D4-53: Laser Sensor Malfunction >> 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 B11D4:53?
Yes Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
No Go to the next step.
2 VERIFY THAT REPAIRS HAVE BEEN COMPLETED  Yes Repeat the inspection from Step 1.
Go to the next step.
No Go to the next step.
3 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.