Service bulletin Q274NAS1
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10204880 |
| Published by NHTSA | 2021-12-13 |
| Manufacturer's number | Q274NAS1 |
| Manufacturer's date | 2013-10-09 |
| NHTSA component | ELECTRICAL SYSTEM:WIRING:SWITCHES/KNOBS/BUTTONS; STRUCTURE:BODY:TAILGATE |
NHTSA's summary
Technical Bulletin: Service Action: Power Tailgate
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Body and frame, Electrical system, Wiring and fuses
| LAND ROVER RANGE ROVER | 2013 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| Q247NAS1 | 2021-12-13. Service bulletin. Service Action: Power Tailgate |
|---|---|
| LTB00584NAS1 | 2021-12-13. Service bulletin. Technical Bulletin: Intermittent Steering Wheel Audio Control Switch Operation onwards |
| LTB00574NAS1 | 2021-12-13. Service bulletin. Technical Bulletin: Air Suspension System Termistor/Wiring Sleeve |
| SSM73845 | 2018-07-02. 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. |
| SSM71278 | 2017-06-14. 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. |
| SSM71278 | 2017-06-13. Service bulletin. VEHICLE STEERING FEELS HEAVIER THAN EXPECTED ACCOMPANIED BY VISUAL OR AUDIIBLE WARNINGS |
| SSM71278 | 2017-06-13. 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" |
| SSM71278 | 2017-06-12. 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." |
| LTB00626NAS2 | 2017-06-07. 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." |
| LTB00660NAS2 | 2017-06-01. Service bulletin. "SITUATION: THE FRONT AND/OR REAR PARKING AID SYSTEM MAY BE INOPERATIVE. CAUSE: THIS MAY BE CAUSED BY A CORRODED WIRING HARNESS AT THE FRONT AND/OR REAR BUMPER HARNESSES." |