Engine-Codes - Buick - P1187 BUICK

P1187 BUICK - Engine Oil Temperature Sensor Circuit Low Voltage

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

P1187 BUICK Possible Causes

  • Faulty Engine Oil Temperature Sensor
  • Engine Oil Temperature Sensor harness is open or shorted
  • Engine Oil Temperature Sensor circuit poor electrical connection

How is the P1187 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 P1187 BUICK code

Labor: 1.0

The cost to diagnose the P1187 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.

Possible Symptoms

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

P1187 BUICK Meaning

The Powertrain Control Module (PCM) monitors the Engine Oil Temperature Sensor. The PCM sets the OBDII code when the Engine Oil Temperature Sensor is not to factory specifications.

More Information

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