Engine-Codes - Chevrolet - P1203 CHEVROLET

P1203 CHEVROLET - Gas Mass Sensor Circuit High Frequency

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P1203 CHEVROLET Possible Causes

  • Faulty Gas Mass Sensor
  • Gas Mass Sensor harness is open or shorted
  • Gas Mass Sensor circuit poor electrical connection

How do I fix code P1203 CHEVROLET?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Cost of diagnosing the P1203 CHEVROLET code

Labor: 1.0

The cost of diagnosing the P1203 CHEVROLET code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

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

P1203 CHEVROLET Meaning

Gas Mass Sensor Circuit High Frequency is the generic description for the P1203 Chevrolet code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information abouth the P1203 Chevrolet OBDII code.

Still have questions? Please post your question on our Comments Section of the main page for more information.

.

P1203 CHEVROLET More Information

Need more information on how to fix the P1203 CHEVROLET code?
Get Access to Factory Service Manuals

Need more help?

Get the P1203 Chevrolet code diagnosed by a professional: Find a repair shop in your area