AutoCodesLexus – P1351 Lexus

P1351 Lexus Code - Variable Valve Timing Sensor Range/Performance Problem Bank 2

Quick Answer

Variable Valve Timing (VVT) system controls the intake valve timing to proper timing in response to driving condition. Common causes include Dirty or low engine oil, Valve timing, Oil control valve. 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
P1351 Lexus indicates Variable Valve Timing Sensor Range/Performance Problem Bank 2.
Common causes
Common causes include Dirty or low engine oil, Valve timing, Oil control valve.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 34,441
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 17, 2019
💬 Need more help? Ask Coddy for instant answers — it's free!

Code P1351 Lexus Description

Variable Valve Timing (VVT) system controls the intake valve timing to proper timing in response to driving condition. The Engine Control Module (ECM) controls Oil Control Valve (OCV) to make the intake valve timing properly, and, oil pressure controlled with OCV is supplied to the VVT controller, and then, VVT controller changes relative position between the camshaft and the crankshaft.
OBDII Code P1351 Lexus - Variable Valve Timing Sensor Range/Performance Problem Bank 2 - AutoCodes.com
P1351 Lexus Code - Variable Valve Timing Sensor Range/Performance Problem Bank 2

What are the Possible Causes of the DTC P1351 Lexus?

  • Dirty or low engine oil
  • Valve timing
  • Oil control valve
  • Variable Valve Timing controller assembly
  • Engine Control Module (ECM)

How to Fix the DTC P1351 Lexus?

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 P1351 Lexus 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 P1351 Lexus code?

Need more information on how to fix the P1351 Lexus code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1351 Lexus code diagnosed by a professional: Find a repair shop in your area

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 P1351 Lexus Code

What does the OBDII code P1351 mean on a Lexus?

P1351 indicates a Variable Valve Timing (VVT) Sensor Range/Performance Problem on Bank 2, meaning the VVT system is not functioning as expected on the bank of cylinders opposite Bank 1.

What are common symptoms of the P1351 code on a Lexus?

Common symptoms include reduced engine performance, rough idling, poor fuel efficiency, difficulty starting, and the check engine light being illuminated.

What causes the P1351 code on a Lexus?

Possible causes include a faulty VVT sensor, wiring issues, a malfunctioning VVT solenoid, timing chain problems, or contaminated engine oil affecting VVT operation.

Can dirty engine oil cause the P1351 code on a Lexus?

Yes, dirty or low engine oil can disrupt the VVT system's operation, potentially triggering the P1351 code.

How do I diagnose the P1351 code on a Lexus?

Diagnosis typically involves inspecting the VVT sensor and solenoid, checking the wiring and connectors, verifying the timing chain alignment, and ensuring proper oil condition and level.

Is it safe to drive with the P1351 code on a Lexus?

Driving with the P1351 code may cause further engine damage or performance issues. It’s best to address the problem promptly to avoid complications.

How do I fix the P1351 code on a Lexus?

Repairs may include replacing the VVT sensor, cleaning or replacing the VVT solenoid, fixing wiring issues, changing the engine oil, or addressing timing chain problems.

Can the P1351 code be reset without repairing the issue?

While you can clear the code with an OBDII scanner, it will likely return if the underlying issue isn’t resolved.

What tools do I need to fix the P1351 code on a Lexus?

Tools may include an OBDII scanner, multimeter for electrical checks, basic hand tools for removal and installation, and possibly a timing chain inspection kit.

When should I consult a mechanic for the P1351 code on a Lexus?

If the issue persists after basic troubleshooting or involves complex repairs like timing chain adjustments, consulting a professional mechanic is recommended.

Discuss the causes and fixes for P1351 Lexus OBDII Code

  • 2000 lexus changed timing belt, water pump. drove approx.. 20 miles and check engine light came on, w/ 2 codes. p1346 and p1351. reset and within 10 mi. light back on. any help?

AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play