P2403 Dodge Code - Evaporative Emission System Leak Detection Pump Sense Circuit/Open
Quick Answer
The Engine Control Module (ECM) checks power consumption on the Leak Detection Pump. Common causes include Faulty Leak Detection Pump, Leak Detection Pump harness is open or shorted, Leak Detection Pump 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
- P2403 Dodge indicates Evaporative Emission System Leak Detection Pump Sense Circuit/Open.
- Common causes
- Common causes include Faulty Leak Detection Pump, Leak Detection Pump harness is open or shorted, Leak Detection Pump 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.
Code P2403 Dodge Description
What are the Possible Causes of the DTC P2403 Dodge?
- Faulty Leak Detection Pump
- Leak Detection Pump harness is open or shorted
- Leak Detection Pump circuit poor electrical connection
- Faulty Purge Valve
- Clogged or damaged charcoal canister
How to Fix the DTC P2403 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 P2403 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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Frequently Asked Questions about P2403 Dodge Code
What does the OBDII code P2403 mean for a Dodge vehicle?
P2403 indicates an issue with the Evaporative Emission System Leak Detection Pump Sense Circuit, specifically an open or malfunction in the circuit.
What are the common symptoms of P2403 in a Dodge?
Symptoms include the check engine light turning on, possible fuel smell near the vehicle, and failed emissions tests. Performance issues are uncommon.
What causes the P2403 code to appear?
Common causes include a faulty leak detection pump, damaged or corroded wiring, a failed control module, or loose/defective electrical connections.
Can I drive my Dodge with the P2403 code active?
While the vehicle may still be drivable, it's best to address the issue promptly to prevent further damage and ensure emissions compliance.
How is the P2403 code diagnosed in a Dodge?
A technician typically uses an OBDII scanner, inspects the leak detection pump and its wiring for damage, and checks voltage and resistance in the circuit.
What repairs can fix the P2403 code?
Repairs may include replacing the leak detection pump, repairing or replacing damaged wiring, cleaning corroded connectors, or reprogramming the control module.
How much does it cost to fix a P2403 code?
The repair cost depends on the issue but typically ranges from $100 to $400, including parts and labor.
What tools are needed to troubleshoot P2403?
You may need an OBDII scanner, a multimeter for checking electrical continuity, and basic hand tools for inspecting and replacing components.
Can a loose gas cap cause P2403?
No, a loose gas cap is more likely to trigger codes like P0455 or P0442. P2403 is specifically related to the leak detection pump circuit.
Will clearing the P2403 code solve the problem?
Clearing the code may temporarily turn off the check engine light, but the issue will return unless the underlying problem is properly fixed.
Discuss the causes and fixes for P2403 Dodge OBDII Code
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