P1650 Code - Power Steering Pressure Switch Out of Self-Test Range

Quick Answer

The P1650 code indicates that the power steering pressure switch is out of the self-test range. Common causes include Faulty power steering pressure switch: The switch itself may be malfunctioning, causing incorrect pressure readings, Power steering fluid leaks: Leaks in the power steering system can lead to a drop in pressure, triggering the code, Wiring issues: A damaged or corroded wire connecting the pressure switch to the ECM can cause communication errors. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means

P1650 indicates Power Steering Pressure Switch Out of Self-Test Range.

Common causes

Common causes include Faulty power steering pressure switch: The switch itself may be malfunctioning, causing incorrect pressure readings, Power steering fluid leaks: Leaks in the power steering system can lead to a drop in pressure, triggering the code, Wiring issues: A damaged or corroded wire connecting the pressure switch to the ECM can cause communication errors.

Severity

Low - monitor the vehicle and repair when practical.

Can I drive?

The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

• Description
• Common Causes
• Symptoms
• How To Fix
• Cost to Fix
• FAQs
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Common Causes of P1650

Symptoms of P1650

How to Fix P1650

Cost to Fix P1650

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Code P1650 Information for Specific Makes

• P1650 Acura — Engine Control Module Quad Driver / Output Driver
• P1650 Audi — CAN Data Bus Instrumentation No Signal
• P1650 Buick — PCM Output Controls Fault
• P1650 Cadillac — PCM Output Controls Fault
• P1650 Chevrolet — PCM Output Controls Fault
• P1650 Ford — Power Steering Pressure Switch Out of Self-Test Range
• P1650 GMC — PCM Output Controls Fault
• P1650 Honda — Engine Control Module Quad Driver / Output Driver
• P1650 Infiniti — Starter Motor Relay 2
• P1650 Isuzu — Engine Control Module Quad Driver / Output Driver
• P1650 Lincoln — Power Steering Pressure Switch Out of Self-Test Range
• P1650 Mazda — Power Steering Pressure Switch Out of Self-Test Range
• P1650 Mercury — Power Steering Pressure Switch Out of Self-Test Range
• P1650 Nissan — Starter Motor Relay 2
• P1650 Pontiac — PCM Output Controls Fault
• P1650 Saturn — PCM Output Controls Fault
• P1650 Volkswagen — CAN Data Bus Instrumentation No Signal

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 P1650 Code

1. What are common symptoms of OBDII code P1650 (Power Steering Pressure Switch Out of Self-Test Range)?

- Common symptoms include the illumination of the Check Engine Light on the dashboard, power steering issues such as heavy or erratic steering, and potential loss of power steering assist.

2. What can cause the OBDII code P1650 to trigger?

- The code P1650 can be triggered by a faulty power steering pressure switch, wiring issues in the power steering system, or a malfunction in the power steering control module.

3. How serious is the OBDII code P1650 (Power Steering Pressure Switch Out of Self-Test Range)?

- While the code itself may not cause immediate safety concerns, it is important to address power steering issues promptly to ensure safe and proper vehicle handling.

4. Can I continue driving with the OBDII code P1650 present?

- It is not recommended to continue driving with the code P1650 present, as it can lead to potential power steering failure and compromise driving safety.

5. How can I diagnose the root cause of OBDII code P1650?

- Diagnosing the cause of P1650 typically involves using a diagnostic scanner to retrieve the code, checking the power steering pressure switch for proper function, and inspecting the wiring and connections in the power steering system.

6. What are some repair tips for addressing OBDII code P1650?

- Repair tips may include replacing the faulty power steering pressure switch, repairing any damaged wiring or connections, and resetting the power steering control module to clear the code.

7. Can I reset the OBDII code P1650 without making any repairs?

- While resetting the code may temporarily turn off the Check Engine Light, it is important to address the root cause of the issue to prevent further problems with the power steering system.

8. Is it possible for a DIY enthusiast to fix the OBDII code P1650 at home?

- Depending on the specific cause of the code, DIY enthusiasts with knowledge of automotive repair may be able to address P1650 at home by following repair guides and using the necessary tools.

9. How much does it typically cost to repair OBDII code P1650 at a professional auto repair shop?

- The cost of repairing OBDII code P1650 can vary depending on the cause of the issue, but it may range from $100 to $300 for parts and labor at a professional auto repair shop.

10. Are there any preventive maintenance measures to avoid OBDII code P1650 in the future?

- To prevent OBDII code P1650, it is recommended to perform regular maintenance on the power steering system, including checking fluid levels, inspecting for leaks, and addressing any unusual steering behavior promptly.