One problem related to software has been reported for the 2004 Toyota Highlander. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Toyota Highlander based on all problems reported for the 2004 Highlander.
: the contact stated while depressing the accelerator pedal, the transmission momentarily hesitates before properly selecting the correct gear to engage. The vehicle was taken to the dealership several times for inspection. The dealership mechanic reset the software three times, but this did not correct the problem. Diagnostic testing were performed on the vehicle. The manufacturer was contacted and sent a representative to inspect the vehicle. The representative drove the vehicle and experienced the hesitation and explained, this is a flaw in the design and the vehicle is free-wheeling. The representative would contact the engineers and try to solve the problem. Updated 03/17/06.
| Electrical System problems | |
| Car Will Not Start problems | |
| Software problems | |
| O2 Sensor problems |