Fix P215C: STEP-BY-STEP diagnostic GUIDE!

The P215C: Output Shaft Speed – Wheel Speed Correlation refers to a fault detected when there is a mismatch between the output shaft speed and the wheel speed readings. This may result from faulty sensors, calibration issues, or mechanical problems affecting the correlation between the two.

P215C – Quick Overview

CodeInformation
MeaningP215C: Output Shaft Speed – Wheel Speed Correlation
Is it serious?Yes, it can cause issues with vehicle drivability and safety systems such as ABS or traction control.
Possible causes– Mismatch between output shaft speed and wheel speed
– Faulty wheel speed sensor or output shaft speed sensor
– Calibration issues or mechanical problems
How to diagnose?– Compare output shaft speed with wheel speed readings
– Test both sensors for faults
– Inspect mechanical components and check calibration

P215C Meaning

The P215C: Output Shaft Speed – Wheel Speed Correlation code signals a problem where the output shaft speed (measured typically within the transmission) and the wheel speed are not correlating as expected. This discrepancy can lead to issues with vehicle stability systems such as ABS or traction control, as these rely on accurate speed data from both sensors.

Step-by-step diagnostic guide

ActionDescriptionTools Needed
Check for Other CodesUse an OBD-II scanner to check for additional related codes, which might provide further clues to the root cause.OBD-II Scanner
Compare Output Shaft and Wheel SpeedsUse diagnostic software to compare the output shaft speed reading with the wheel speed readings. Inconsistencies indicate a correlation issue.Diagnostic Software, OBD-II Scanner
Inspect and Test SensorsInspect both the output shaft speed sensor and the wheel speed sensor for signs of damage or wear. Test them using a multimeter for proper functionality.Multimeter, Safety Gloves
Check for Mechanical IssuesInspect the mechanical components, such as the wheel bearings and transmission parts, for signs of wear or damage that could affect speed readings.Flashlight, Wrenches
Check Sensor CalibrationVerify the calibration of both the output shaft and wheel speed sensors. Recalibrate if needed to ensure they meet manufacturer specifications.Calibration Tool (if needed)
Repair or Replace Faulty ComponentsRepair or replace any faulty sensors or mechanical components as necessary to resolve the issue.Replacement Parts, Tools
Clear the Code and Test DriveAfter repairs, clear the code with an OBD-II scanner and test drive the vehicle to ensure the issue is resolved.OBD-II Scanner
Recheck for CodesAfter the test drive, re-scan the vehicle to confirm that the P215C code has not returned.OBD-II Scanner
Bluetooth OBD-II scanners

OBD-II scanner Buyer’s Guide

  • Scanner features explained
  • Different types of scanners
  • Scanners for coding/odometer/ECU/checks
  • Best picks + discount codes

Download PDF FREE

    Leave a Comment