P2269

Water in Fuel Condition - Sensor A

Fuel system (diesel) Generic OBD-II High

What it means

P2269 means the water-in-fuel (WIF) sensor — usually mounted in the fuel filter or water separator on a diesel — has detected water in the fuel above the allowed level. Water doesn't lubricate like diesel and can corrode and damage the high-pressure injection pump and injectors, so it matters. The dash usually shows a "water in fuel" warning alongside the code.

High

Can I keep driving? Limited — drain the water separator promptly. Running with water in the fuel can cause rough running, hard starting, and expensive damage to the injection pump and injectors.

Real-world scan data

Seen in

1,634

scans in the past year

Found in

0.3%

of scans

0.5%

of scans that found faults

Appears alongside · share of P2269 scans

P1646in 26.1% of scans

P0704in 17.2% of scans

P1605in 13.8% of scans

Figures reflect only diagnostic scans recorded through our own apps and tools. Cars are typically scanned because a symptom or warning light prompted it, so these counts describe our scan records — not the incidence of faults in any model, and not the quality, reliability, or safety of any vehicle. No comparison between manufacturers or models is implied. All trademarks belong to their respective owners; no affiliation or endorsement is implied.

Common symptoms

What you'll notice

Water-in-fuel warning light or message on the dash
Check-engine light on
Possible rough running, hesitation, or loss of power
Hard starting

Common causes

Most likely first

Water accumulated in the fuel filter/water separator that needs drainingLikely
Contaminated or water-laden diesel from a bad fill-upCommon
Faulty water-in-fuel (WIF) sensorCommon
Wiring or connector fault at the WIF sensorLess often
Failed PCM/ECM (rare)Less often

How to diagnose & fix

Work through it in order

Drain the fuel/water separator using its drain valve, then recheck.
If water keeps returning, suspect contaminated fuel and drain or replace the fuel filter.
Test the water-in-fuel sensor and its wiring/connector for shorts or opens.
Replace the WIF sensor if it reports water when the separator is dry.
Clear the code and confirm it stays off over a few drive cycles.

FAQ

Quick answers

Is it safe to drive with P2269?+

Not for long. Drain the water separator as soon as possible — water in diesel fuel can damage the injection pump and injectors and cause running problems.

Can I just clear P2269?+

Clearing it without removing the water won't help; it returns as soon as the sensor sees water again. Drain the water first.

Read & clear P2269 yourself

Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.

▶ Get it on Google Play

✓ Verified name — SAE J2012 / ISO 15031-6Guidance reviewed by OBD DashX