Check Engine Light With Code P2742 on Lexus GX470

Problem Description and Possible Solution

The Check Engine Light may illuminate with a stored code P2742 for a transmission fluid temperature sensor fault. Our technicians tell us a revised wiring harness is available which should correct this concern.

Problem Data
RepairPal Verified
Average mileage: (–)
2 model years affected: 2004, 2005
2 people reported this problem