Engine-Codes - Generic - P1033

P1033 - Nitrogen Oxides Sensor Signal Too Low

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3  What is this?
Table of contents

P1033 Possible Causes

  • Faulty nitrogen oxides (NOx) sensor
  • Nitrogen oxides (NOx) sensor harness is open or shorted
  • Nitrogen oxides (NOx) sensor circuit poor electrical connection

How do I fix code P1033?

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.

Tech Notes

Nitrogen oxides (NOx) sensor - signal too low

Cost of diagnosing the P1033 code

Labor: 1.0

The cost of diagnosing the P1033 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)

P1033 Meaning

Nitrogen Oxides Sensor Signal Too Low is the generic description for the P1033 code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information abouth the P1033 OBDII code.

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P1033 More Information

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