P1449
Diagnostic Module Tank Leakage Pump Too High
P1449 is an OBD-II diagnostic trouble code meaning: Diagnostic Module Tank Leakage Pump Too High. Common causes: faulty tank leak test pump, clogged or damaged evap system tubes. Estimated repair cost: $28–89.
Symptoms
- Check Engine Light Is On
- Increased fuel consumption
- Problems starting the engine
- The smell of fuel in the cabin or around the car
- Unstable engine idling
Causes
- Faulty tank leak test pump
- Clogged or damaged EVAP system tubes
- Problems with pump wiring or connectors
- Canister purge valve malfunction
- Defective pressure sensor in the EVAP system
How to Fix
- Check the integrity of the EVAP system tubes and hoses
- Test the operation of the tank leak test pump
- Check the pump electrical circuit and connectors
- Inspect the canister purge valve for jamming
- If necessary, replace the tank leak test pump
Related codes
Error P1449 by Vehicle Brand
FAQ
What does the P1449 code mean?
P1449 is an OBD-II diagnostic trouble code that indicates: Diagnostic Module Tank Leakage Pump Too High
What causes a P1449 error code?
The most common causes of P1449 include: Faulty tank leak test pump; Clogged or damaged EVAP system tubes; Problems with pump wiring or connectors; Canister purge valve malfunction.
How do I fix a P1449 diagnostic trouble code?
To fix P1449: Check the integrity of the EVAP system tubes and hoses. Test the operation of the tank leak test pump. Check the pump electrical circuit and connectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1449?
Yes, but get it checked soon
How much does it cost to fix P1449?
The estimated repair cost for P1449 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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