What does throttle position sensor do?

What is a throttle position sensor and what does it do? A throttle position sensor is used to measure how open the throttle valve is and therefore controls the amount of air which can flow into the engines intake manifold.

How do I fix code P0121?

What repairs can fix the P0121 code?

Repairing or replacing the TPS connector.
Repairing the wiring as necessary.
Replace the TPS with a new sensor.

Does a throttle position sensor need to be programmed?

Code errors can cause your throttle position sensor to work erratically or incorrectly. Otherwise, you’ll need professional software to reprogram your sensor. This job is best done by a professional mechanic. If your sensor just needs repairs, it could be the result of faulty or loose wiring.

What does the OBD-II code p0226 mean?

P0226 is a generic OBD-II code which indicates that the throttle/pedal position sensor/switch C circuit has a range or performance problem causing the sensor input to the engine control module (ECM) to not be the same as the expected voltage input compared to the redundant throttle position A. What causes the P0226 code?

What are the b2492 and b2614 codes on the OBD2?

B2492 Already Programmed (Test Mode DTC Only !!!) B2614 Front or rear axle vehicle level sensor supply short to ground. B2617 Front axle vehicle level sensor signal short to ground.

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What are the b2614 and b2621 vehicle level sensor codes?

B2614 Front or rear axle vehicle level sensor supply short to ground. B2617 Front axle vehicle level sensor signal short to ground. B2618 Front axle vehicle level sensor signal not plausible. B2620 Rear axle vehicle level sensor signal short to ground. B2621 Rear axle vehicle level sensor signal not plausible.