Engine-Codes - Generic - P127B

P127B - Aborted Engine Start

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

P127B Possible Causes

  • Faulty Camshaft Position Sensor
  • Camshaft Position Sensor harness is open or shorted
  • Camshaft Position Sensor circuit poor electrical connection

How is the P127B 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 P127B code

Labor: 1.0

The cost to diagnose the P127B 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)

P127B Meaning

The Engine Control Module (ECM) monitors the Camshaft Position Sensor. The ECM sets the OBDII code when the Camshaft Position Sensor is not to factory specifications.

More Information

Need more information on how to fix the P127B code?
Get Access to Factory Service Manuals

Information for specific makes

  • P127B BMW Nitrogen Oxide Sensor Overrun Test NOx Signal Too Low
  • P127B FORD Aborted Engine Start
  • P127B MINI Nitrogen Oxide Sensor Overrun Test NOx Signal Too Low

Need more help?

Get the P127b code diagnosed by a professional: Find a repair shop in your area