Check Throttle Position Sensor

WARNING: This page is about a different car, the 2001 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

9G1: CHECK INPUT SIGNAL FOR TCM.
Read data of throttle position sensor using Subaru Select Monitor.
- Throttle position sensor input signal is indicated.
CHECK: Is voltage between 0.3 and 0.7 V when the accelerator pedal is completely released?
1. YES: Go to step 9G2.
2. NO: Check throttle position sensor circuit, see DTC 31: THROTTLE POSITION SENSOR .
9G2: CHECK INPUT SIGNAL FOR TCM.
CHECK: Is voltage between 4.3 and 4.9 V when the accelerator pedal is completely depressed?
1. YES: Go to step 9G3.
2. NO: Check throttle position sensor circuit, see DTC 31: THROTTLE POSITION SENSOR .
9G3: CHECK INPUT SIGNAL FOR TCM.
CHECK: Does voltage decrease smoothly when the accelerator pedal is fully depressed and then fully released?
1. YES: Go to step gear position, CHECK GEAR POSITION.
2. NO: Check throttle position sensor circuit, see DTC 31: THROTTLE POSITION SENSOR .