P0510

Closed Throttle Position Switch

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$56–167 (est.)

Symptoms

Unstable idle
Problems starting the engine
Increased fuel consumption
Check Engine Light Illuminates

Causes

Throttle Position Sensor Malfunction
Open or short circuit in wiring harness
Poor contact in sensor connectors
ECU malfunction

How to Fix

Check the condition of the sensor wiring harness and connectors
Test the throttle position sensor
Replace sensor if necessary
Check and, if necessary, replace the computer

Related codes

P0120 P0121 P0122 P0123