Engine-Codes - Buick - P1555 BUICK

P1555 BUICK - Electronic Variable Orifice Output

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

P1555 BUICK Possible Causes

  • Faulty Electronic Variable Orifice (EVO) solenoid
  • Electronic Variable Orifice (EVO) solenoid harness is open or shorted
  • Electronic Variable Orifice (EVO) solenoid circuit poor electrical connection

How is the P1555 BUICK 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 P1555 BUICK code

Labor: 1.0

The cost to diagnose the P1555 BUICK 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)

P1555 BUICK Meaning

With the engine runtime over 2.5 seconds, vehicle speed over 10 mph, current flowing in Electronic Variable Orifice (EVO) solenoid (to increase steering effort), the Powertrain Control Module (PCM) detects that desired and feedback current did not match.

More Information

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