Question

On my 2006 Ford F150 5.4L, what does code P1299 mean?

Answer 1

HI there

This code means cylinder head temp sensor detects overheating condition.

This can be caused by the vehicle overheating, the temp sensor or a low coolant level.

Answer 2

P1299 Ford Code - Cylinder Head Temperature Sensor Detected Engine Overheating Condition
Read more: https://www.autocodes.com/p1299_ford.html