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Service bulletin SSM66157(3)

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 id10098562
Published by NHTSA2017-05-09
Manufacturer's numberSSM66157(3)
Manufacturer's date2013-06-24
NHTSA componentELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; STRUCTURE:BODY:TAILGATE; EQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

"ISSUE: CUSTOMERS MAY EXPERIENCE A VARIETY OF SYMPTOMS WITH THEIR VEHICLE, INCLUDING NON START, TOUCH SCREEN DISPLAY INOPERATIVE, WINDOWS INOPERATIVE, SEATS IN ‘INCH’ MODE, INSTRUMENT PACK DISPLAY, AIR CON PANEL NOT ILLUMINATED OR NO RESPONSE WHEN SELECTED. CAUSE: THE ROOT CAUSE MAY BE POOR RETENTION OF THE FEMALE TERMINALS FOR THE MS-CAN CIRCUITS IN THE CONNECTOR FROM THE CABIN HARNESS TO THE UPPER TAILGATE HARNESS (C44- R2). TERMINALS 10,17,18 & 21."

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

Body and frame, Electrical system, Equipment and accessories, Wiring and fuses

Vehicles listed
LAND ROVER RANGE ROVER2013, 2014

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
Q274NAS12021-12-13. Service bulletin. Technical Bulletin: Service Action: Power Tailgate
Q247NAS12021-12-13. Service bulletin. Service Action: Power Tailgate
LTB00584NAS12021-12-13. Service bulletin. Technical Bulletin: Intermittent Steering Wheel Audio Control Switch Operation onwards
LTB00574NAS12021-12-13. Service bulletin. Technical Bulletin: Air Suspension System Termistor/Wiring Sleeve
SSM738452018-07-02. Service bulletin. In the event that a SRS firing circuit is found to be damaged, please refer to SCN JLRP00128 and TOPIx (workshop manual section 418-02 - Description and Operation ? Diagnosis and Testing) for the updated wiring repair standard and guidelines.
SSM712782017-06-14. Service bulletin. ISSUE: A CUSTOMER MAY REPORT THE VEHICLE STEERING FEELS HEAVY FOLLOWING AN ECO STOP START EVENT, POTENTIALLY ACCOMPANIED BY VISUAL OR AUDIBLE WARNINGS THROUGH THE INSTRUMENT PACK.
SSM712782017-06-13. Service bulletin. VEHICLE STEERING FEELS HEAVIER THAN EXPECTED ACCOMPANIED BY VISUAL OR AUDIIBLE WARNINGS
SSM712782017-06-13. Service bulletin. "ISSUE: A CUSTOMER MAY REPORT THE VEHICLE STEERING FEELS HEAVY POTENTIALLY ACCOMPANIED BY VISUAL OR AUDIBLE WARNINGS THROUGH THE INSTRUMENT PACK. THE FOLLOWING DTCS MAY ALSO BE LOGGED: EPAS DTCS LOGGED: -B1304-16: ELECTRONIC POWER ASSISTED STEERING (EPAS) SYSTEM CIRCUIT VOLTAGE BELOW THRESHOLD -U3001-00: POWER STEERING CONTROL MODULE (PSCM) SYSTEM IMPROPER SHUTDOWN. THESE MAY BE ACCOMPANIED BY: -U0001-87 / 88 HIGH SPEED CAN BUS INVALID SERIAL DATA RECEIVED / MISSING MESSAGE. CHCM DTCS LOGGED: -U0131-00 CHASSIS CONTROL MODULE (CHCM) LOST COMMS WITH PSCM. -U3003-62 BATTERY VOLTAGE SIGNAL COMPARE FAILURE. -U0420-68 CHCM INVALID DATA RECEIVED FROM PSCM. CAUSE: THIS MAY BE CAUSED BY: -LOW BATTERY VOLTAGE. -WIRING HARNESS ISSUE (SHORT / OPEN CIRCUIT, HIGH RESISTANCE). -HIGH RESISTANCE AT EPAS EARTH TERMINAL (FOR L405/L494) G1D132 AND OR G4D178, (SEE ATTACHED DIAGRAM). OR IF ON L550/L538 HIGH RESISTANCE AT G1D122A, G1D122B, G1D122AZ AND G1D108. -POOR CONNECTION OR PIN SET CONDITION AT CONNECTOR NUMBER: C11-G1"
SSM712782017-06-12. Service bulletin. "ISSUE: A CUSTOMER MAY REPORT THE VEHICLE STEERING FEELS HEAVY POTENTIALLY ACCOMPANIED BY VISUAL OR AUDIBLE WARNINGS THROUGH THE INSTRUMENT PACK. THE FOLLOWING DTCS MAY ALSO BE LOGGED: EPAS DTCS LOGGED: -B1304-16: ELECTRONIC POWER ASSISTED STEERING (EPAS) SYSTEM CIRCUIT VOLTAGE BELOW THRESHOLD -U3001-00: POWER STEERING CONTROL MODULE (PSCM) SYSTEM IMPROPER SHUTDOWN. THESE MAY BE ACCOMPANIED BY: -U0001-87 / 88 HIGH SPEED CAN BUS INVALID SERIAL DATA RECEIVED / MISSING MESSAGE. CHCM DTCS LOGGED: -U0131-00 CHASSIS CONTROL MODULE (CHCM) LOST COMMS WITH PSCM. -U3003-62 BATTERY VOLTAGE SIGNAL COMPARE FAILURE. -U0420-68 CHCM INVALID DATA RECEIVED FROM PSCM. CAUSE: THIS MAY BE CAUSED BY: -LOW BATTERY VOLTAGE. -WIRING HARNESS ISSUE (SHORT / OPEN CIRCUIT, HIGH RESISTANCE). -HIGH RESISTANCE AT EPAS EARTH TERMINAL (FOR L405/L494) G1D132 AND OR G4D178, (SEE ATTACHED DIAGRAM). OR IF ON L550/L538 HIGH RESISTANCE AT G1D122A, G1D122B, G1D122AZ AND G1D108."
LTB00626NAS22017-06-07. Service bulletin. "SITUATION: ONE OR MORE OF THE FOLLOWING ISSUES MAY BE EVIDENT: • THE ALARM IS TRIGGERED FOR NO APPARENT REASON; • THE 'HOOD OPEN' MESSAGE IS DISPLAYED ON THE INSTRUMENT CLUSTER; AND/OR • A MISLOCK SOUND IS EMITTED WHEN LOCKING THE VEHICLE. CAUSE: THESE ISSUES MAY BE CAUSED BY A FAULTY HOOD OPEN SWITCH."