AutoCodes – Generic – P1888

P1888 Code - CVT Speed Sensor

Quick Answer

P1888 indicates CVT Speed Sensor. Common causes include Faulty CVT Speed Sensor, CVT Speed Sensor harness is open or shorted, CVT Speed Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P1888 indicates CVT Speed Sensor.
Common causes: Common causes include Faulty CVT Speed Sensor, CVT Speed Sensor harness is open or shorted, CVT Speed Sensor circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 13,816

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Sep 26, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1888 Description

OBDII Code P1888 - CVT Speed Sensor - AutoCodes.com — P1888 Code - CVT Speed Sensor

What does this mean?

What are the Possible Causes of the DTC P1888?

Faulty CVT Speed Sensor
CVT Speed Sensor harness is open or shorted
CVT Speed Sensor circuit poor electrical connection

How to Fix the DTC P1888?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1888 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P1888 code?

Need more information on how to fix the P1888 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1888 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1888 Honda — CVT Speed Sensor

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1888 Code

1. What are the common symptoms of OBDII code P1888 related to the CVT speed sensor?

- Common symptoms include harsh shifting, delays in shifting, loss of power, and illuminated warning lights on the dashboard.

2. What are the possible causes of OBDII code P1888 indicating an issue with the CVT speed sensor?

- The code may be triggered by a faulty CVT speed sensor, damaged wiring or connectors, or issues with the CVT control module.

3. How can I diagnose the OBDII code P1888 related to the CVT speed sensor?

- Diagnosis involves using a scan tool to retrieve the code, conducting a visual inspection of the sensor and its connections, and performing electrical tests to check for faults.

4. Are there any DIY repair tips for resolving OBDII code P1888 linked to the CVT speed sensor?

- DIY repair tips include checking and cleaning the sensor connectors, inspecting the sensor for physical damage, and ensuring proper wiring connections.

5. Is it safe to continue driving with OBDII code P1888 indicating a CVT speed sensor issue?

- It is not recommended to continue driving with this code as it can lead to further damage to the transmission system and potentially unsafe driving conditions.

6. Can resetting the OBDII code P1888 related to the CVT speed sensor fix the issue temporarily?

- Resetting the code may temporarily clear the warning light, but if the underlying issue with the CVT speed sensor is not addressed, the code is likely to reappear.

7. How much does it typically cost to repair OBDII code P1888 associated with the CVT speed sensor?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from $200 to $500 for parts and labor.

8. Will OBDII code P1888 cause my vehicle to fail an emissions test?

- Yes, if the code is not resolved, it can lead to a failed emissions test due to the impact on the transmission system's performance.

9. Can extreme weather conditions affect the CVT speed sensor and trigger OBDII code P1888?

- Yes, extreme temperatures or moisture can potentially impact the sensor's performance and trigger the code, making it important to ensure proper sealing and protection.

10. How long does it typically take to repair OBDII code P1888 related to the CVT speed sensor?

- The repair time can vary based on the exact cause of the issue and the availability of parts, but it may take a few hours to a full day for a professional technician to diagnose and fix the problem.