Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2011LANDCRUISER V8-5.7L (3UR-FE)REPAIR AND DIAGNOSISACCESSORIES AND OPTIONAL EQUIPMENTEMERGENCY CONTACT MODULETESTING AND INSPECTIONPROGRAMMING AND RELEARNING
2011 Toyota Landcruiser V8-5.7L (3UR-FE)
Programming and Relearning
2011 Toyota Landcruiser V8-5.7L (3UR-FE)SECTION Programming and Relearning
CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: PRL UPDATE
1. PRL UPDATE
This function updates the PRL (Preferred Roaming List) of the DCM (Telematics Transceiver). The PRL is a large set of phone numbers the DCM (Telematics Transceiver) can utilize to make an emergency call when outside (roaming) the telematics service area. The PRL update utility could be used in the following scenarios:
* PRL update is required after "Health Check"
* DCM Activation Utility requires a PRL update before activation
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Click "Health Check".
(d) Verify if updates are available for the currently installed PRL version (Yes or No).
(e) If "Yes" is listed, click it. A TIS webpage will open with Calibration Search Results.
(f) Click on the latest service bulletin (TSB) link.
(g) Save the file (.CUW) from the TSB.
(h) Exit from Techstream application.
(i) Run the file to launch Calibration Update Wizard (CUW).
(j) Follow the CUW steps.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.