AutoCodes – Chrysler – P1488 Chrysler

P1488 Chrysler Code - 5 Volt Supply Voltage Low Condition

Quick Answer

The Diagnostic Trouble Code (DTC) will be set when the Engine Control Module (ECM) detected the 5-volt reference voltage at the input sensors was low during the constant monitor test. Common causes include Faulty Manifold Absolute Pressure (MAP) Sensor, Faulty Camshaft Position Sensor, Sensor harness is open or shorted. 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: P1488 Chrysler indicates 5 Volt Supply Voltage Low Condition.
Common causes: Common causes include Faulty Manifold Absolute Pressure (MAP) Sensor, Faulty Camshaft Position Sensor, Sensor harness is open or shorted.
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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 3,040

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Sep 30, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P1488 Chrysler Description

The Diagnostic Trouble Code (DTC) will be set when the Engine Control Module (ECM) detected the 5-volt reference voltage at the input sensors was low during the constant monitor test.

OBDII Code P1488 Chrysler - 5 Volt Supply Voltage Low Condition - AutoCodes.com — P1488 Chrysler Code - 5 Volt Supply Voltage Low Condition

What does this mean?

What are the Possible Causes of the DTC P1488 Chrysler?

Faulty Manifold Absolute Pressure (MAP) Sensor
Faulty Camshaft Position Sensor
Sensor harness is open or shorted
Sensor circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P1488 Chrysler?

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 P1488 Chrysler 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 P1488 Chrysler code?

Need more information on how to fix the P1488 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1488 Chrysler 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 P1488 Chrysler Code

1. What are the common symptoms of OBDII code P1488 Chrysler (5 Volt Supply Voltage Low Condition)?

- Common symptoms include engine misfires, rough idling, stalling, and a decrease in overall engine performance.

2. What are the possible causes of OBDII code P1488 Chrysler?

- The code may be caused by a faulty 5-volt supply circuit, a damaged or shorted sensor, a corroded connector, or a problem with the powertrain control module (PCM).

3. How can I diagnose the issue related to OBDII code P1488 Chrysler?

- Diagnosis involves checking the 5-volt reference circuit for proper voltage, inspecting sensor wiring and connectors, and using a scan tool to monitor sensor data and PCM operation.

4. Can a DIYer repair OBDII code P1488 Chrysler at home?

- While some basic troubleshooting like checking connections and wiring can be done at home, diagnosing and repairing the root cause of the code may require professional diagnosis and repair.

5. What are the repair options for OBDII code P1488 Chrysler?

- Repair options include repairing or replacing damaged wiring or connectors, replacing the faulty sensor, or addressing any issues with the PCM.

6. Is it safe to continue driving with OBDII code P1488 Chrysler present?

- It is not recommended to drive with this code present, as it can lead to further engine damage or performance issues. It is best to address the issue promptly.

7. How much does it typically cost to repair OBDII code P1488 Chrysler?

- The cost of repair can vary depending on the root cause of the issue, the parts needed, and labor costs. It is advisable to get a professional diagnosis to determine the exact repair cost.

8. Can a failing battery cause OBDII code P1488 Chrysler to trigger?

- Yes, a failing battery or charging system can sometimes cause voltage supply issues that trigger this code. It is recommended to check the battery and charging system as part of the diagnosis.

9. Will resetting the OBDII code P1488 Chrysler make it go away permanently?

- Simply resetting the code may temporarily remove the warning light, but if the underlying issue is not addressed, the code is likely to return. It's important to diagnose and repair the problem to prevent future occurrences.

10. How long does it typically take to repair OBDII code P1488 Chrysler?

- The repair time can vary depending on the complexity of the issue and the availability of parts. It may take a few hours to a day for a professional technician to diagnose and repair the problem.