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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:

Using the rear view monitor system
■ Screen description 1 Vehicle width guide lines The line indicates a guide path when the vehicle is being backed straight up. The displayed width is wider than the actual vehicle width. 2 Vehicle center guide lines These lines indicate the estimated vehicle center on the ground. 3 Dis ...

Onvehicle inspection
1. Inspect cooling system for leaks Caution: to avoid the danger of being burned, do not remove the radiator cap while the engine and radiator are still hot, as fluid and steam can be blown out under pressure.  fill the radiator with coolant and attach a radiator cap tester.   ...

Stopping the engine
1 Stop the vehicle. 2 Continuously variable transmission: Shift the shift lever to P. Manual transmission: Shift the shift lever to N. 3 Set the parking brake. 4 Press the engine switch. 5 Vehicles without a multi-information display: Release the brake pedal (continuously variable transmission ...

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