Land Rover Jaguar B13c2-49 ((better))

Dashboard Warning Lights Got You Down? Let’s Talk Code B13C2-49

If you’ve plugged a diagnostic scanner into your Land Rover or Jaguar and seen the code B13C2-49, don’t panic. You aren’t alone, and your luxury SUV or sports sedan isn’t about to explode. However, this code does point to a specific quirk in these vehicles that needs attention.

Option 4: Replacement Touch Screen Module ($1,800 - $3,500)

The dealer solution. JLR will require you to purchase a new TSM. It must be programmed to your VIN using online servers. If you buy a used TSM from eBay, it will almost certainly trigger Component Protection (CP), and the dealer will not be able to code it to your car without original proof of purchase. land rover jaguar b13c2-49

: Ensure the wiring harness for the humidity sensor (located on the windshield by the mirror) is securely connected. Check Battery Health Dashboard Warning Lights Got You Down

Cause 4: Water Intrusion (Specific to Convertibles/Roofs)

On Jaguar F-Type convertibles and certain Land Rovers with sunroof drains, water can track down the A-pillar and drip directly onto the TSM connector. Corrosion on the pins causes internal resistance, which the module reads as a hardware fault. However, this code does point to a specific

Wiring and Connection: A loose, corroded, or damaged LIN bus circuit connection between the sensor and the Automatic Temperature Control (ATC) module.