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HOMESERVICE MANUALSMAZDA2023CX-5 SREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 201 (SECURITY AND LOCKS)IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMINGNO. 1 ADDITIONAL REMOTE TRANSMITTER PROGRAMMING PROCEDURE (USING THE M-MDS)PROCEDURE
2023 Mazda CX-5 S

No. 1 Additional Remote Transmitter Programming Procedure (Using the M-MDS): Procedure

2023 Mazda CX-5 SSECTION Procedure
WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Locating Remote Transmitter
G11467724Courtesy of MAZDA MOTORS CORP.
Step Procedure Action after procedure
1 VERIFY THAT REMOTE TRANSMITTER WHICH CAN START ENGINE IS REMOTE TRANSMITTER 1
  1. Switch the ignition ON (engine off) using remote transmitter 1.
  2. Verify that the security light illuminates for approx. 3 s, and then turns off.
  3. Switch the ignition off.
 Go to the next step.
2 PERFORM ADDITIONAL PROGRAMMING OF REMOTE TRANSMITTER 2
  1. Connect the M-MDS to the DLC-2. (See M-MDS Connecting Procedure .)
  2. Switch the ignition ON (engine off) using remote transmitter 1.
  3. After vehicle identification, select the following from the M-MDS initial screen.
    1. "Body"
    2. "Security"
    3. "PATS Functions"
  4. Then, select the following from the screen menu.
    • Program Additional Advanced Key
  5. Input the start stop unit incode and cancel the security access according to the directions on the M-MDS screen.
    NOTE:
    • Depending on the vehicle specification, a specified time is required until the screen changes to the incode input screen. The horn sounds two times when the incode can be input.
  6. Depress the clutch (MTX) or the brakes (ATX) according to the instructions on the M-MDS, and press remote transmitter 2 against the push button start while the push button start indicator light (green) is flashing. (See Procedure for communication between coil antenna and remote transmitter .)
  7. Verify that the remote transmitter 2 programming is completed on the M-MDS screen, and release the clutch (MTX) or brake (ATX) pedal.
  8. Are there other remote transmitters to be programmed?
 Yes Change the remote transmitter and repeat Step 2.
No Switch the ignition off, then go to the next step.
3 PERFORM IMMOBILIZER SYSTEM FUNCTION VERIFICATION
NOTE:
  • Each remote transmitter is brought inside the vehicle one at a time to start the engine.
  1. Depress the clutch (MTX)/brake (ATX) pedal.
  2. After pressing remote transmitter 2 against the push button start, press the push button start to start the engine. (See Procedure for communication between coil antenna and remote transmitter .)
  3. Are there other remote transmitters to be programmed?
 Yes Change the key and repeat Step 3.
No Go to the next step.
4 VERIFY THAT REMOTE TRANSMITTER IS PROGRAMMED
Place only the programmed remote transmitter on the passenger seat and verify that the engine can be started with the programmed key.		 Go to the next step.
5 M-MDS COMPLETION
  1. Wait for 5 s or more after the M-MDS is completed and switch the ignition off.
 Procedure is completed.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.