LEMON Manuals: Even more car manuals for everyone
Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (On-Board Diagnostic - Radar Unit) >> DTC C1A67:92 [Radar Unit] >> 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 AREA AROUND RADIATOR GRILLE ORNAMENT 
  • Visually inspect the surface of the radiator grille ornament.
  • Under the following conditions?
    • Dirt is adhering to radiator grille ornament.
    • Foreign matter (reflective object) is adhering to radiator grille ornament
Yes Return the surfaces of the radiator grille ornament to their normal condition, then go to Step 4.
No Go to the next step.
2 VERIFY AREA AROUND RADAR UNIT 
  • Remove front bumper.

    (See FRONT BUMPER REMOVAL/INSTALLATION .)

  • Visually inspect the surface of the radar unit.
  • Under the following conditions?
    • Dirt is adhering to radar unit
    • Foreign matter (reflective object) is adhering to radar unit
Yes Return the radar unit to their normal condition, then go to Step 4.
No Go to the next step.
3 VERIFY LCD 
  • Is the message indicating "SBS, MRCC Radar blocked" displayed in the LCD in the instrument cluster?
Yes Switch the ignition off (LOCK), leave it for 30 min to cool down the radar unit, switch the ignition ON (engine off or on) again, and verify the message indicating "SBS, MRCC Radar blocked" in the LCD.
"SBS, MRCC Radar blocked" is not displayed 
  • Go to the next step.

"SBS, MRCC Radar blocked" is displayed 
No Go to the next step.
4 VERIFY THAT REPAIRS HAVE BEEN COMPLETED 
  • Clear radar unit DTCs using the M-MDS.

    (See CLEARING DTC [RADAR UNIT] .)

  • Switch the ignition ON (engine on).
  • Drive the vehicle at 40 km/h (25 mph) or more  for 3 min or more  .
  • Perform the radar unit DTC inspection using the M-MDS.

    (See DTC INSPECTION [RADAR UNIT] .)

  • Is the same DTC present?
Yes Repeat the inspection from Step 1.
Go to the next step.
No Go to the next step.
5 VERIFY THAT NO OTHER DTCs ARE PRESENT 
  • Verify other DTCs displayed.
  • Are any other DTCs output?
Yes Perform the corresponding DTC inspection.
No DTC troubleshooting completed.