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Service bulletin TB-Q163-NAS-1

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10042466
Published by NHTSA2011-12-08
Manufacturer's numberTB-Q163-NAS-1
Manufacturer's date2011-11-21
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

LAND ROVER: THERE IS A CONCERN REGARDING A POTENTIAL OF HARSH OR UNEXPECTED TRANSMISSION SHIFTING IN VEHICLES. MODEL YEAR 2011 (LR2) AND 2012 (EVOQUE). *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Software

Vehicles listed
LAND ROVER LR22011
LAND ROVER RANGE ROVER EVOQUE2011 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
DVD1372022-06-13. Service bulletin. Software update.
SSM713602022-01-18. Service bulletin. Software Update.
SSM702582022-01-18. Service bulletin. Software Update.
SSM725312017-06-12. Service bulletin. "ISSUE: SYMPTOM: - ENGINE MIL ILLUMINATED ON IPC. ROUGH IDLE, HESITATION AND/OR LOSS OF POWER. ONE OR MORE OF THE FOLLOWING DTCS MAY BE SET IN THE PCM: • P008A, • P008B, • P2542. CAUSE: SUB-OPTIMAL PCM SOFTWARE CALIBRATION"
SSM722372017-06-12. Service bulletin. "ISSUE: APPLICABLE TO VEHICLES FITTED WITH EFFICIENT DRIVELINE ONLY. NOT APPLICABLE TO VEHICLES FITTED WITH ACTIVE DRIVELINE. LOSS OF ALL WHEEL DRIVE FUNCTIONALITY CAUSING THE VEHICLE TO OPERATE IN 2 WHEEL DRIVE ONLY.CAUSE: DURING REPLACEMENT AND CONFIGURATION OF A NEW RDCM, DAMAGE MAY BE CAUSED TO THE PRINTED CIRCUIT BOARD (PCB) WITHIN THE RDCM DUE TO THE CONNECTION OF THE BATTERY EARTH CABLE."
SSM720112017-06-09. Service bulletin. "ISSUE THE WRONG COMPONENT MAYBE REPLACED WHEN TROUBLESHOOTING BLUETOOTH CONNECTIVITY IN CAR. CAUSE THE FRONT CONTROL DISPLAY INTERFACE MODULE(TOUCHSCREEN) HAS NO EFFECT ON BLUETOOTH CONNECTIVITY IN THE CAR AND AS SUCH MAY BE INCORRECTLY DIAGNOSED AND REPLACED AS THE SOURCE OF THE ISSUE."
LTB00829NAS12017-06-09. Service bulletin. "SITUATION: THE VEHICLE BATTERY IMAY BE FLAT OR ONE OF THE FOLLOWING MESSAGES/WARNING LIGHTS MAY BE DISPLAYED ON THE INSTRUMENT CLUSTER: • FAULTY GENERATOR • FAULTY BATTERY MONITORING SYSTEM (BMS) • THE CHARGE WARNING INDICATOR IS ILLUMINATED WHEN THE ENGINE IS RUNNING. CAUSE: THE POWER SUPPLY IS A FULLY INTEGRATED SYSTEM THAT REQUIRES SDD TO DIAGNOSE OVERALL FUNCTIONALITY ROBUSTLY TO MAKE SURE CUSTOMER SATISFACTION IS MET VIA RIGHT FIRST TIME DIAGNOSIS."
LTB00782NAS12017-06-08. Service bulletin. "SITUATION: A NUMBER OF TRANSMISSION SHIFT QUALITY CONCERNS MAY BE EVIDENT. EXAMPLES ARE: • A ROUGH GEAR CHANGE OR 'JERK' FROM STATIONARY WHEN SELECTING DRIVE(D) FROM NEUTRAL(N). • A ROUGH GEAR CHANGE OR 'JERK' WHEN RELEASING THE FOOT BRAKE FROM A STATIONARY POSITION WHILE THE VEHICLE IS IN DRIVE(D) (HANDBRAKE NOT APPLIED). FOR EXAMPLE, IN A TRAFFIC JAM OR PULLING AWAY FROM TRAFFIC LIGHTS. • A ROUGH GEAR CHANGE OR 'JERK' WHILE DRIVING VEHICLE ON COASTDOWN FROM SIXTH GEAR (OFF ACCELERATOR) BUT ONLY WHEN DOWNSHIFTING FROM FIFTH TO FOURTH GEAR. CAUSE: THIS MAY BE CAUSED BY TRANSMISSION CONTROL MODULE (TCM) SOFTWARE PROGRAMMING."
LTB00767NAS12017-06-08. Service bulletin. "SITUATION: THE ADAPTIVE FRONT LIGHTING SYSTEM (AFS) WARNING LAMP MAY BE ILLUMINATED/FLASHING ON THE INSTRUMENT CLUSTER. UPON DIAGNOSIS, THE TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODES (DTC) B1D64-87 AND/OR B1D65-87 STORED IN THE HEADLAMP LEVELING CONTROL MODULE. CAUSE: THIS MAY BE CAUSED BY A SOFTWARE ERROR WITHIN THE HEADLAMP LEVELING CONTROL MODULE."
LTB00750NAS12017-06-07. Service bulletin. "SITUATION: A LOUD 'BUZZ' NOISE COMING FROM THE HD RADIO® SHORTLY AFTER BEING SWITCHED 'ON'. CAUSE: THIS MAY BE CAUSED BY A HD RADIO® TUNER MODULE SOFTWARE ISSUE."