P1496 Subaru Code - EGR Signal Line 2 Circuit Low
Quick Answer
P1496 Subaru indicates EGR Signal Line 2 Circuit Low. Common causes include Faulty EGR Valve, EGR Valve harness is open or shorted, EGR Valve poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- P1496 Subaru indicates EGR Signal Line 2 Circuit Low.
- Common causes
- Common causes include Faulty EGR Valve, EGR Valve harness is open or shorted, EGR Valve poor electrical connection.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
Code P1496 Subaru Description
What are the Possible Causes of the DTC P1496 Subaru?
- Faulty EGR Valve
- EGR Valve harness is open or shorted
- EGR Valve poor electrical connection
How to Fix the DTC P1496 Subaru?
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 P1496 Subaru 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 P1496 Subaru Code
1. What does the OBDII code P1496 on a Subaru mean?
P1496 indicates an issue with the EGR (Exhaust Gas Recirculation) Signal Line 2 Circuit, specifically that the voltage is too low.
2. What are the symptoms of a P1496 code in a Subaru?
Common symptoms include a check engine light, reduced fuel efficiency, rough idling, and potential engine performance issues.
3. What causes the P1496 code to appear in a Subaru?
Possible causes include a faulty EGR valve, damaged wiring or connectors in the EGR circuit, a defective EGR sensor, or a malfunctioning PCM (Powertrain Control Module).
4. Can I drive my Subaru with a P1496 code?
While the vehicle may still be drivable, prolonged driving with this code can lead to reduced engine performance and potential damage to the EGR system.
5. How do I diagnose the P1496 code on a Subaru?
Diagnosis typically involves inspecting the EGR valve, checking the wiring and connectors for damage, testing the EGR sensor, and using a multimeter to measure circuit voltage.
6. How can I fix the P1496 code in my Subaru?
Repairs may include replacing the EGR valve, repairing damaged wiring or connectors, replacing the EGR sensor, or reprogramming/updating the PCM.
7. How much does it cost to repair a P1496 code on a Subaru?
Repair costs vary but can range from $100 to $500, depending on whether the issue is with the EGR valve, wiring, or another component.
8. Can a dirty EGR valve cause the P1496 code?
Yes, a dirty or clogged EGR valve can restrict proper flow and cause signal issues, potentially triggering the P1496 code.
9. Will clearing the P1496 code fix the problem?
Clearing the code with an OBDII scanner will remove it temporarily, but if the underlying issue isn’t resolved, the code will return.
10. How can I prevent the P1496 code from occurring again?
Regular maintenance, including cleaning the EGR valve and inspecting the wiring, can help prevent this code from reappearing.
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