# Service bulletin LTB00500NAS2

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: 10214052
- Published by NHTSA: 2022\-06\-13
- Manufacturer's number: LTB00500NAS2
- Manufacturer's date: 2012\-12\-12
- NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION

## NHTSA's summary

Technical Bulletin: Transmisslion Quality Improvement Calibration

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2012/MC-10214052-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2012/MC-10214052-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Transmission and driveline, Automatic transmission

## Vehicles listed

- 2012 LAND ROVER RANGE ROVER EVOQUE

## Other bulletins for the same vehicles and component

- [LTB00500NAS2](/bulletins/10224530.md), 2022-10-24, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. Technical Bulletin: Transmisslion Quality Improvement Calibration
- [LTB00455NAS1](/bulletins/10214033.md), 2022-06-13, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Technical Bulletin: Transmission Control Switch Module DTC Diagnostics
- [SSM73959](/bulletins/10148477.md), 2018-11-13, Service bulletin: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Issue: The customer reports reduced performance with P0191\-85 observed in the PCM. This may or may not also illuminate the MIL.
- [SSM73947](/bulletins/10148463.md), 2018-11-13, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Issue: The customer reports a MIL and P144C\-00 is observed in the PCM.
- [SSM74093](/bulletins/10147476.md), 2018-11-13, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). The customer reports reduced performance with P0191\-85 observed in the PCM. This may or may not also illuminate the MIL. DTCs P168F\-00, P2178\-00, or P144C\-00 may be stored also.
- [SSM73959.2](/bulletins/10146416.md), 2018-11-05, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Issue: The customer reports reduced performance with P0191\-85 observed in the PCM. This may or may not also illuminate the MIL. DTCs P168F\-00, P2178\-00, or P144C\-00 may be stored also.
- [SSM73959](/bulletins/10145928.md), 2018-10-22, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Issue: The customer reports reduced performance with P0191\-85 observed in the PCM. This may or may not also illuminate the MIL. DTCs P168F\-00, P2178\-00, or P144C\-00 may be stored also.
- [LTB00863NAS1](/bulletins/10106117.md), 2017-06-13, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. TRANSMISSION LEAK FROM FLUID COOLER
- [SSM72584](/bulletins/10106110.md), 2017-06-13, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). "ISSUE: CUSTOMER HAS OBSERVED 'CHECK ENGINE LIGHT' \- ALSO KNOWN AS 'ENGINE MALFUNCTION INDICATOR LAMP \(MIL\)' \- ILLUMINATED IN THE INSTRUMENT CLUSTER \& DTC P2096\-00 AND/OR P2097\-00 IS EVIDENT IN THE PCM. A CONCERN IN THE PCM DIAGNOSTIC SOFTWARE HAS BEEN DISCOVERED, WHICH WHEN COMBINED WITH A SPECIFIC CUSTOMER DRIVE CYCLE CAN LEAD TO THE FALSE FLAGGING OF THIS DTC. WORK IS ON\-GOING TO DELIVER REVISED PCM SOFTWARE; TIMING IS TO BE CONFIRMED. EXHAUST SYSTEM LEAKS OUTSIDE DESIGN SPECIFICATION CAN INCREASE THE LIKELIHOOD OF REPEAT FAILURES. JLR HAVE RECOGNISED THAT THE SUPPLIED LEAK CHECK EQUIPMENT DOES NOT FIT ON CERTAIN LC \- DISCOVERY SPORT EXHAUST TAIL PIPES. A SOLUTION IS BEING SOURCED."
- [SSM72531](/bulletins/10105985.md), 2017-06-12, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM:SOFTWARE; ENGINE. "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"

JSON: [/v1/bulletins/10214052](/v1/bulletins/10214052)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20LTB00500NAS2&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10214052&vehicle=Service%20bulletin%20LTB00500NAS2)