ITB18-010b

Classification:
Reference:
Date:
EL18-004b
ITB18-010b
January 23, 2020
SERVICE INFORMATION FOR DTCS B2EF0 AND B130C
This bulletin has been amended. See AMENDMENT HISTORY on the last page.
Please discard previous versions of this bulletin.
APPLIED VEHICLES:
2016-2017 Q50 (V37)
2016-2017 Q50 Hybrid (V37)
2017 Q60 (CV37)
2018-2019 Q70 (Y51)
2018 Q70 Hybrid (HY51)
2017-2019 QX30 (H15)
APPLIED SYSTEM:
Vehicles equipped with Telematics
SERVICE INFORMATION
Diagnostic information in the Electronic Service Manuals (ESM) for the following DTCs may be missing or
incorrect:

B2EF0 – INTERNAL BATTERY (CIRC VOLT BELOW THRESHOLD)

B130C – TCU (TELEMATICS CONTROL UNIT) PAIRING ERROR
If one of these DTCs is stored, follow the steps listed below along with the ESM to complete the required
repairs.
DTC B2EF0 – INTERNAL BATTERY (CIRC VOLT BELOW THRESHOLD):
1. Start the engine and let it idle for 30 minutes (to allow charging of the TCU internal battery).
2. Erase the DTC.
 If the DTC erases, the repair is complete.
 If the DTC will not erase, replace the TCU.
DTC B130C – TCU (TELEMATICS CONTROL UNIT) PAIRING ERROR:
1. Collect all keys, and then re-register them to the vehicle.
2. Erase the DTC.
 If the DTC erases, the repair is complete.
 If the DTC will not erase, replace the TCU.
Infiniti Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are properly trained
individuals who have the equipment, tools, safety instruction, and know-how to do a job properly and safely. NOTE: If you believe that
a described condition may apply to a particular vehicle, DO NOT assume that it does. See your Infiniti retailer to determine if this
applies to your vehicle.
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CLAIMS INFORMATION
Refer to the current Infiniti Warranty Flat Rate Manual and submit a claim for the repairs performed.
AMENDMENT HISTORY
PUBLISHED DATE
February 27, 2018
REFERENCE
DESCRIPTION
ITB18-010
Original bulletin published
March 26, 2018
ITB18-010a
SERVICE INFORMATION revised
January 23, 2020
ITB18-010b
APPLIED VEHICLES revised
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ITB18-010b