Engine-Codes - Mercedes-benz - P1491 MERCEDES-BENZ

P1491 MERCEDES-BENZ - A/C System Pressure Too High

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

P1491 MERCEDES-BENZ Possible Causes

  • Faulty A/C Control Module
  • A/C Control Module harness is open or shorted
  • A/C Control Module circuit poor electrical connection

How is the P1491 MERCEDES-BENZ code repair?

Start by checking 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.

What is the cost to diagnose the P1491 MERCEDES-BENZ code

Labor: 1.0

The cost to diagnose the P1491 MERCEDES-BENZ 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.
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Possible Symptoms

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

P1491 MERCEDES-BENZ Meaning

A/C System Pressure Too High is the generic description for the P1491 Mercedes-benz code, but the manufacturer may have a different description for your model and year vehicle. Currently, we have no further information abouth the P1491 Mercedes-benz OBDII code.

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More Information

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