P2016 Lexus Code - Intake Manifold Runner Position Sensor / Switch Circuit Low Bank 1
Quick Answer
The Tumble Control Valve (TCV) is built into the intake manifold. Common causes include Faulty Tumble Control Valve Position Sensor (Built into Intake Air Control Valve Actuator), Tumble Control Valve Position Sensor harness is open or shorted, Tumble Control Valve Position 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
- P2016 Lexus indicates Intake Manifold Runner Position Sensor / Switch Circuit Low Bank 1.
- Common causes
- Common causes include Faulty Tumble Control Valve Position Sensor (Built into Intake Air Control Valve Actuator), Tumble Control Valve Position Sensor harness is open or shorted, Tumble Control Valve Position 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.
Code P2016 Lexus Description
What are the Possible Causes of the DTC P2016 Lexus?
- Faulty Tumble Control Valve Position Sensor (Built into Intake Air Control Valve Actuator)
- Tumble Control Valve Position Sensor harness is open or shorted
- Tumble Control Valve Position Sensor circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P2016 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 P2016 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.
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Frequently Asked Questions about P2016 Lexus Code
What does the OBDII code P2016 mean for a Lexus?
P2016 indicates an issue with the intake manifold runner position sensor or switch circuit on Bank 1, which is reading abnormally low voltage.
What are the common symptoms of code P2016 in a Lexus?
Symptoms may include an illuminated check engine light, reduced engine performance, poor fuel efficiency, and rough idling.
What causes the P2016 code to appear in a Lexus?
Common causes include a faulty intake manifold runner position sensor, damaged wiring or connectors, carbon buildup restricting the intake manifold runner, or a malfunctioning intake manifold runner control motor.
Can I still drive my Lexus with a P2016 code?
While the vehicle may still be drivable, ignoring the issue can lead to reduced performance and potential damage to other engine components over time.
How do I diagnose the P2016 code on my Lexus?
Diagnosis involves inspecting the intake manifold runner position sensor, checking the wiring and connectors for damage, and testing the intake manifold runner control motor for functionality.
How do I fix the P2016 code on a Lexus?
Repairs may include cleaning carbon buildup in the intake manifold, replacing the intake manifold runner position sensor, repairing damaged wiring, or replacing the intake manifold control motor.
Will clearing the code solve the P2016 issue permanently?
Clearing the code may temporarily turn off the check engine light, but the underlying issue must be fixed to prevent the code from returning.
How much does it cost to repair the P2016 code on a Lexus?
The cost varies depending on the root cause, ranging from $100 to $400 for cleaning or sensor replacement, but could be higher if the intake manifold needs replacement.
Can a dirty air filter cause the P2016 code?
While a dirty air filter is unlikely to directly cause P2016, restricted airflow may contribute to issues with the intake manifold runner system over time.
Is it common for carbon buildup to cause the P2016 code on a Lexus?
Yes, carbon buildup is a frequent cause of intake manifold runner issues, especially in vehicles with high mileage. Regular maintenance can help prevent this problem.
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