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Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 75 (On-Board Diagnostic - Laser Sensor) >> DTC U2300-54: U2300-55: U2300-56: U2300-64: Laser Sensor Configuration >> 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 RECORD CONFIGURATION DATA 
  • Switch the ignition to OFF.
  • Switch the ignition ON (engine off).
Go to the next step.
2 VERIFY LASER SENSOR DTC 
Yes Repeat the inspection from Step1.
If the malfunction recurs, go to the next step.
No Go to Step6.
3 VERIFY IF PARTS FROM ANOTHER VEHICLE INSTALLED TO INSTRUMENT CLUSTER OR PCM 
  • Verify if an instrument cluster or PCM from another vehicle is installed.
  • Has an instrument cluster, PCM or other vehicle part been installed to vehicle?
Yes Install the correct instrument cluster or PCM, then go to Step1.
(See INSTRUMENT CLUSTER REMOVAL/INSTALLATION .)
(See PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.0, SKYACTIV-G 2.5] .)
No Go to the next step.
4 VERIFY INSTRUMENT CLUSTER AND PCM DTC 
Yes Go to applicable DTC inspection.
(See DTC TABLE [INSTRUMENT CLUSTER] .)
(See DTC TABLE [SKYACTIV-G 2.0, SKYACTIV-G 2.5] .)
DTC troubleshooting completed, then go to the next step.
No Go to the next step.
5 VERIFY DTC TROUBLESHOOTING COMPLETED 
Yes Repeat the inspection from Step1.
If the malfunction recurs, replace the laser sensor, then go to the next step.
(See LASER SENSOR REMOVAL/INSTALLATION .)
No Go to the next step.
6 VERIFY NO DTC IS PRESENT 
  • Are any DTCs present?
Yes Go to applicable DTC inspection.
(See DTC TABLE [LASER SENSOR] .)
No DTC troubleshooting completed.