Electrical
Code P0120
Throttle Position Sensor Malfunction
Plain English Meaning:Throttle sensor not working correctly
⚠️
Yellow: Drive with Caution
Drivability affected
What You'll Notice (Symptoms)
- •Hesitation poor acceleration
Most Common Causes
1Faulty TPS wiring issue
Verified Repair Playbook
Required Mechanic Tests
A qualified shop should perform these tests before replacing any parts to ensure they aren't guessing:
Check throttle signal
Typical Fix Paths & Estimated Costs
Replace TPS $100–$300
Fair Pricing Guides
Check our database for average parts, labor, and expected repair costs before heading to a mechanic.