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Toyota Corolla Repair Manual: Throttle/pedal position sensor/switch a circuit range/performance problem

Toyota Corolla Repair Manual / Diagnostics / Sfi system / Throttle/pedal position sensor/switch a circuit range/performance problem

Dtc p0121 throttle/pedal position sensor/switch a circuit range/performance problem

Hint

: this is the purpose of the throttle position sensor.

Inspection procedure
Hint: if different dtcs related to different systems that have terminal e2 as the ground terminal are output simultaneously, terminal e2 may be open. Read freeze frame data using the hand-h ...

Circuit description
Refer to dtc p0120 Dtc no. Dtc detection condition Trouble area P0121 The following condition is met 4 times. After the vehicle speed has exceeded 19 mph (30 k ...

Other materials:

Rear suspension
Preparation Sst Recomended tools Equipment Tire & wheel Preparation Equipment ...

Have the malfunction repaired immediately. (vehicles with a smart key system)
After taking the specified steps to correct the suspected problem, check that the warning message and light go off. ■Warning buzzer ...

Overhaul
1. Remove cylinder block water drain cock subassy Remove the cylinder block water drain cock from the cylinder block. 2. Inspect connecting rod thrust clearance Using a dial indicator, measure the thrust clearance while moving the connecting rod back and forth. Standard thr ...

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