Engine-Codes
 
OBDII Code List
 
P1187 CADILLAC

P1187 CADILLAC - Engine Oil Temperature Sensor Circuit Low Voltage

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3  What does this mean?

P1187 CADILLAC 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 do I fix code P1187 CADILLAC

    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 P1187 CADILLAC code

    Labor: 1.0

    The cost of diagnosing the P1187 CADILLAC 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.

P1187 CADILLAC Possible Symptoms

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

P1187 CADILLAC 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.
OBDII Code P1187 CADILLAC - Engine Oil Temperature Sensor Circuit Low Voltage - Engine-Codes.com

P1187 CADILLAC More Information

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