DTC B102B:51 [ADVANCED KEYLESS AND START SYSTEM]

id0902e1387300

Description

• No advanced key programming record (programming never performed in past)

Note

• If the advanced key has never been programmed, DTC B102B:51 cannot be detected even if the advanced key is cleared.

Possible Causes

• Advanced key is not programmed.

• Keyless control module malfunction

Diagnostic Procedure

Step

Inspection

Action

1

VERIFY NUMBER OF PROGRAMMED ADVANCED KEY

•  Perform the PID/data monitor inspection using the M-MDS.
(See PID/DATA MONITOR INSPECTION [ADVANCED KEYLESS AND START SYSTEM].)

―  NUMCARD
(See PID/DATA MONITOR TABLE [ADVANCED KEYLESS AND START SYSTEM].)

•  Is there a programmed advanced key?

Yes

Go to the next step.

No

Program a new advanced key, then go to the next step.

(See ADVANCED KEY ID CODE REGISTRATION [ADVANCED KEYLESS AND START SYSTEM].)

2

VERIFY TROUBLESHOOTING COMPLETED

•  Clear the DTCs using the M-MDS.
(See CLEARING DTC [ADVANCED KEYLESS AND START SYSTEM].)

•  Perform the keyless control module DTC inspection using the M-MDS.
(See DTC INSPECTION [ADVANCED KEYLESS AND START SYSTEM].)

•  Is the same DTC present?

Yes

Replace the keyless control module, then go to the next step.

(See KEYLESS CONTROL MODULE REMOVAL/INSTALLATION [ADVANCED KEYLESS AND START SYSTEM].)

No

Go to the next step.

3

VERIFY THAT NO OTHER DTCs ARE PRESENT

•  Are any DTCs present?

Yes

Go to the applicable DTC inspection.

(See DTC TABLE [ADVANCED KEYLESS AND START SYSTEM].)

No

DTC troubleshooting completed.

Step	Inspection		Action
1	VERIFY NUMBER OF PROGRAMMED ADVANCED KEY • Perform the PID/data monitor inspection using the M-MDS. (See PID/DATA MONITOR INSPECTION [ADVANCED KEYLESS AND START SYSTEM].) ― NUMCARD (See PID/DATA MONITOR TABLE [ADVANCED KEYLESS AND START SYSTEM].) • Is there a programmed advanced key?	Yes	Go to the next step.
1		No	Program a new advanced key, then go to the next step. (See ADVANCED KEY ID CODE REGISTRATION [ADVANCED KEYLESS AND START SYSTEM].)
2	VERIFY TROUBLESHOOTING COMPLETED • Clear the DTCs using the M-MDS. (See CLEARING DTC [ADVANCED KEYLESS AND START SYSTEM].) • Perform the keyless control module DTC inspection using the M-MDS. (See DTC INSPECTION [ADVANCED KEYLESS AND START SYSTEM].) • Is the same DTC present?	Yes	Replace the keyless control module, then go to the next step. (See KEYLESS CONTROL MODULE REMOVAL/INSTALLATION [ADVANCED KEYLESS AND START SYSTEM].)
2		No	Go to the next step.
3	VERIFY THAT NO OTHER DTCs ARE PRESENT • Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [ADVANCED KEYLESS AND START SYSTEM].)
3		No	DTC troubleshooting completed.