AutoCodes – Dodge – P0988 Dodge

P0988 Dodge Code - 4C Pressure Switch Sense Circuit

Quick Answer

The Diagnostic Trouble Code (DTC) P0988 will set if 4C (4th clutch) pressure switch is open or closed at the wrong time in a given gear. Common causes include Faulty 4C Pressure Switch, 4C Pressure Switch harness is open or shorted, 4C Pressure Switch 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: P0988 Dodge indicates 4C Pressure Switch Sense Circuit.
Common causes: Common causes include Faulty 4C Pressure Switch, 4C Pressure Switch harness is open or shorted, 4C Pressure Switch 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 15,652

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 Dec 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0988 Dodge Description

The Diagnostic Trouble Code (DTC) P0988 will set if 4C (4th clutch) pressure switch is open or closed at the wrong time in a given gear. For example, this DTC would be set if the 4C pressure switch came on while the transmission was in second gear. The transmission system will default to an immediate shutdown routine.

OBDII Code P0988 Dodge - 4C Pressure Switch Sense Circuit - AutoCodes.com — P0988 Dodge Code - 4C Pressure Switch Sense Circuit

What does this mean?

What are the Possible Causes of the DTC P0988 Dodge?

Faulty 4C Pressure Switch
4C Pressure Switch harness is open or shorted
4C Pressure Switch circuit poor electrical connection
Open Transmission Control Relay
Faulty Transmission Control Module (TCM)

How to Fix the DTC P0988 Dodge?

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 P0988 Dodge 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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Need Help with the Code?

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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 P0988 Dodge Code

1. What is OBDII code P0988 for a Dodge, titled 4C Pressure Switch Sense Circuit?

The OBDII code P0988 for a Dodge indicates a problem with the 4C pressure switch sense circuit in the transmission.

2. What are the common symptoms of OBDII code P0988 in a Dodge vehicle?

Common symptoms of OBDII code P0988 in a Dodge may include harsh shifting, transmission slippage, or the transmission not shifting at all.

3. What are the possible causes of OBDII code P0988 in a Dodge?

Possible causes of OBDII code P0988 in a Dodge include a faulty 4C pressure switch, damaged wiring or connectors in the circuit, or a malfunctioning transmission control module.

4. How can I diagnose the OBDII code P0988 in my Dodge?

Diagnosing OBDII code P0988 in a Dodge involves using a scan tool to retrieve the code, inspecting the 4C pressure switch and its wiring, and testing the transmission control module for proper function.

5. What are the repair options for OBDII code P0988 in a Dodge?

Repair options for OBDII code P0988 in a Dodge may include replacing the 4C pressure switch, repairing damaged wiring or connectors, or reprogramming the transmission control module.

6. Can I drive my Dodge with OBDII code P0988?

It is not recommended to drive your Dodge with OBDII code P0988 as it can lead to further damage to the transmission and potentially unsafe driving conditions.

7. How much does it cost to repair OBDII code P0988 in a Dodge?

The cost to repair OBDII code P0988 in a Dodge can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars.

8. Is OBDII code P0988 a common issue in Dodge vehicles?

OBDII code P0988 related to the 4C pressure switch sense circuit is not extremely common in Dodge vehicles, but it can occur due to various factors affecting the transmission system.

9. Can I reset OBDII code P0988 in my Dodge without fixing the underlying issue?

Resetting OBDII code P0988 in your Dodge without addressing the underlying problem may temporarily turn off the check engine light, but the issue will likely resurface and cause further complications.

10. How can I prevent OBDII code P0988 from occurring in my Dodge?

To prevent OBDII code P0988 in your Dodge, it is essential to maintain regular transmission inspections, promptly address any transmission-related symptoms, and follow the manufacturer's recommended maintenance schedule.