AutoCodes – Chevrolet – P2536 2016 Chevrolet Silverado

P2536 2016 Chevrolet Silverado Code - Ignition Accessory Switch Circuit

Quick Answer

The control module continuously monitors the voltage on the Ignition Accessory/Run circuit from the Body Control Module (BCM). Common causes include Faulty Body Control Module (BCM), Body Control Module harness is open or shorted, Body Control Module 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: P2536 2016 Chevrolet Silverado indicates Ignition Accessory Switch Circuit.
Common causes: Common causes include Faulty Body Control Module (BCM), Body Control Module harness is open or shorted, Body Control Module 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 247

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Sep 21, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2536 2016 Chevrolet Silverado Description

The control module continuously monitors the voltage on the Ignition Accessory/Run circuit from the Body Control Module (BCM). When the ignition is in the ACCESSORY or RUN position, the BCM sends a 12 V wake-up signal to the control module. This wake-up signal allows the control module to power up and start functioning before the engine is started. The Diagnostic Trouble Code (DTC) will be set when the control module detects the Ignition Accessory/Run circuit is less than 6 V for 1 min.

OBDII Code P2536 2016 Chevrolet Silverado - Ignition Accessory Switch Circuit - AutoCodes.com — P2536 2016 Chevrolet Silverado Code - Ignition Accessory Switch Circuit

What does this mean?

What are the Possible Causes of the DTC P2536 2016 Chevrolet Silverado?

Faulty Body Control Module (BCM)
Body Control Module harness is open or shorted
Body Control Module circuit poor electrical connection

How to Fix the DTC P2536 2016 Chevrolet Silverado?

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 P2536 2016 Chevrolet Silverado 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 P2536 2016 Chevrolet Silverado code?

Need more information on how to fix the P2536 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 P2536 2016 Chevrolet Silverado Code

1. What does the OBDII code P2536 on a 2016 Chevrolet Silverado indicate?

The code P2536 signifies a problem with the Ignition Accessory Switch Circuit on the Chevrolet Silverado.

2. What are the common symptoms of a P2536 code on a 2016 Chevrolet Silverado?

Common symptoms include issues with the accessory power, such as accessories not working when the ignition is turned on, or the vehicle failing to start.

3. What are the possible causes of the P2536 code on a 2016 Chevrolet Silverado?

Potential causes may include a faulty ignition switch, damaged wiring or connectors in the ignition circuit, or a malfunctioning accessory relay.

4. How serious is a P2536 code on a 2016 Chevrolet Silverado?

While the vehicle may still be operable with this code, it is important to address the underlying issue promptly to avoid potential starting or accessory problems.

5. How can I diagnose a P2536 code on my 2016 Chevrolet Silverado?

Diagnosis typically involves checking the ignition switch, inspecting wiring and connectors for damage, and testing the accessory relay for proper function.

6. Can I continue driving my 2016 Chevrolet Silverado with a P2536 code?

It is generally not recommended to drive the vehicle with unresolved P2536 code, as it can lead to starting issues or problems with accessory operation.

7. How can I repair a P2536 code on a 2016 Chevrolet Silverado?

Repair may involve replacing the faulty ignition switch, repairing damaged wiring or connectors, or replacing a malfunctioning accessory relay, depending on the root cause.

8. Is it possible to reset the P2536 code on a 2016 Chevrolet Silverado without repairs?

While clearing the code may temporarily turn off the warning light, the underlying issue causing the code will persist until properly addressed.

9. How much does it cost to fix a P2536 code on a 2016 Chevrolet Silverado?

The cost of repair can vary depending on the exact cause of the issue, but it may involve parts and labor expenses for component replacement or repair.

10. Can a DIY enthusiast fix a P2536 code on a 2016 Chevrolet Silverado?

Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to diagnose and repair the issue causing the P2536 code, particularly if it involves basic electrical troubleshooting and component replacement.