P2535 2016 Chevrolet Silverado Code - Ignition On/Start Switch Circuit High Voltage
Quick Answer
The diagnostic trouble code P2535 for a 2016 Chevrolet Silverado indicates an issue with the Ignition On/Start Switch Circuit High Voltage. Common causes include Faulty ignition switch, Wiring issues in the ignition switch circuit, Corrosion or poor connections in the circuit. 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
- P2535 2016 Chevrolet Silverado indicates Ignition On/Start Switch Circuit High Voltage.
- Common causes
- Common causes include Faulty ignition switch, Wiring issues in the ignition switch circuit, Corrosion or poor connections in the circuit.
- 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 P2535 2016 Chevrolet Silverado Description
The diagnostic trouble code P2535 for a 2016 Chevrolet Silverado indicates an issue with the Ignition On/Start Switch Circuit High Voltage. This code is triggered when the powertrain control module (PCM) detects a higher than normal voltage in the circuit that controls the ignition switch. The ignition switch is a crucial component that allows the driver to start the vehicle by turning the key or pressing a button. When this circuit has high voltage, it can lead to various performance issues and potentially affect the vehicle's overall operation.
Common Causes of P2535 2016 Chevrolet Silverado
- Faulty ignition switch
- Wiring issues in the ignition switch circuit
- Corrosion or poor connections in the circuit
- Issues with the PCM or other related components
- Electrical system malfunctions
Symptoms of P2535 2016 Chevrolet Silverado
- Engine not starting or difficulty starting
- Stalling while driving
- Electrical accessories not functioning properly
- Check Engine Light illuminated
- Loss of power steering or other power-assisted systems
How to Fix P2535 2016 Chevrolet Silverado
- Diagnose the issue by using a scan tool to retrieve the trouble codes and perform a thorough inspection of the ignition switch circuit.
- Check the wiring and connections in the circuit for any damage, corrosion, or loose connections. Repair or replace as needed.
- Test the ignition switch for proper functionality and replace if faulty.
- Clear the trouble codes from the PCM and test the vehicle to ensure the issue has been resolved.
- If the problem persists, further diagnostics may be necessary to pinpoint the exact cause of the high voltage in the ignition switch circuit.
Cost to Fix P2535 2016 Chevrolet Silverado
The typical repair costs for addressing the Ignition On/Start Switch Circuit High Voltage code (P2535) can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of parts for replacing an ignition switch or repairing wiring issues can range from $100 to $300. Labor costs at auto repair shops typically range from $80 to $150 per hour, and the total repair bill could amount to $200 to $500 or more, depending on the shop's rates and the complexity of the repair. It is advisable to consult with a qualified mechanic or auto repair shop to get an accurate estimate based on the specific circumstances of your vehicle.
Tech Notes for P2535 2016 Chevrolet Silverado
2016-2018 Chevrolet Silverado 1500
2019 Chevrolet Silverado LD
Dead Battery / P1682 P129D P10E4 P2535 / Crank No Start
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Frequently Asked Questions about P2535 2016 Chevrolet Silverado Code
What does the OBDII code P2535 mean for a 2016 Chevrolet Silverado?
P2535 indicates a high voltage issue in the Ignition On/Start Switch Circuit, which is responsible for transmitting signals from the ignition switch to the vehicle's control modules.
What are common symptoms of code P2535 in a 2016 Chevrolet Silverado?
Symptoms may include difficulty starting the engine, intermittent stalling, the Check Engine Light illuminating, and reduced functionality of electrical systems.
What causes code P2535 in a 2016 Chevrolet Silverado?
Possible causes include a faulty ignition switch, damaged wiring or connectors in the ignition circuit, a malfunctioning control module, or electrical short circuits.
How do you diagnose code P2535 in a 2016 Chevrolet Silverado?
Diagnosis typically involves using a scan tool to confirm the code, inspecting the ignition switch and circuit wiring for damage, and testing for high voltage signals with a multimeter.
Can code P2535 affect the drivability of a 2016 Chevrolet Silverado?
Yes, P2535 can cause issues such as difficulty starting the engine or intermittent stalling, which may impact overall drivability.
How is code P2535 repaired on a 2016 Chevrolet Silverado?
Repairs may involve replacing the ignition switch, repairing or replacing damaged wiring or connectors, or reprogramming or replacing the control module if necessary.
Is it safe to drive with code P2535 active in a 2016 Chevrolet Silverado?
Driving with P2535 may not be safe, as the issue can lead to engine stalling or failure to start, potentially leaving you stranded.
Can a weak battery cause code P2535 in a 2016 Chevrolet Silverado?
Yes, a weak or failing battery can contribute to voltage irregularities and potentially trigger P2535.
How much does it cost to fix code P2535 in a 2016 Chevrolet Silverado?
The repair cost varies but can range from $150 to $500 depending on whether the ignition switch, wiring, or control module needs replacement.
Do I need a professional mechanic to fix code P2535 on a 2016 Chevrolet Silverado?
While DIY repairs are possible for basic wiring or switch replacement, professional diagnosis is recommended for complex issues involving control modules or electrical systems.
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