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2008 - MX-5 - Body and Accessories

DTC TABLE [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]



DTC

Detection condition

Page

Security light flashing pattern

M-MDS display*

Instrument cluster

PCM

11

B1681

P1260

No detected communication with the coil antenna

SECURITY LIGHT 11, DTC B1681/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

12

B2103

P1260

  • Coil antenna malfunction

  • The PCM determined a malfunction in the coil antenna even though it is normal.

SECURITY LIGHT 12, DTC B2103/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

13

B1600

P1260

The key ID number data cannot be read.

SECURITY LIGHT 13, DTC B1600/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

B2431

P1260

Key ID number registration error

SECURITY LIGHT 13, DTC B2431/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

14

B1602

P1260

The instrument cluster cannot read key ID number data normally.

SECURITY LIGHT 14, DTC B1602/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

15

B1601

P1260

The instrument cluster has detected unregistered key ID number.

SECURITY LIGHT 15, DTC B1601/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

16

U2510

P1260

Communication error between the instrument cluster and the PCM (no response)

SECURITY LIGHT 16, DTC U2510/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

21

B1213

P1260

Only one key ID number is registered.

SECURITY LIGHT 21, DTC B1213/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

22

B2141

P1260

Communication error between the instrument cluster and the PCM (data transfer error)

SECURITY LIGHT 22, DTC B2141/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

23

B2139

P1260

ID number data in the PCM and the instrument cluster do not match.

SECURITY LIGHT 23, DTC B2139/P1260 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]

Not illuminated

B1342

-

Instrument cluster malfunction

DTC B1342 [IMMOBILIZER SYSTEM (KEYLESS ENTRY SYSTEM)]


*
The letters at the beginning of each DTC are only displayed when using the M-MDS, and refer to the following: B= Body system, P= Powertrain system, U= Network communication system.


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