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P1890 Chevrolet Code - Throttle Position Signal Input

- Code Popularity: 3,218 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1890 Chevrolet?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Throttle Position Sensor
  • Throttle Position Sensor harness is open or shorted
  • Throttle Position Sensor circuit poor electrical connection
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How to Fix the DTC P1890 Chevrolet?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1890 Chevrolet code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P1890 Chevrolet Description

With the key on or engine running, the Powertrain Control Module (PCM) determines that the throttle position or throttle angle signal was unreliable for 1 second.

OBDII Code P1890 Chevrolet - Throttle Position Signal Input - AutoCodes.com
P1890 Chevrolet Code - Throttle Position Signal Input

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Code P1890 Chevrolet comments

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