Trouble Ticket Help Requests for DTC P2138
|2005 Subaru Legacy GT 2.5L Poor Idle Quality, Stall, MIL Lamp on VIN: 4S3BL68675
P2138: Throttle Pedal Position Sensor D-E Voltage Rationality. ... problem.At times it will only idle and throws code p2138.We finally got it to happen for us and we recorded following data.sub accel.sensor 1.16v at idle-main accel.sensor1.04v at idle and both change when you push pedal to 3.68v.Throttle motor duty -7 and...
|March 01, 2014|