P2600: Coolant Pump A Control Circuit/Open
What Does P2600 Mean?
P2600 is a diagnostic trouble code indicating: Coolant Pump A Control Circuit/Open. This code relates to the powertrain system. It has been reported in NHTSA complaints across 3 different vehicle models.
Symptoms of P2600
- ⚠️ Check engine light illuminated
- ⚠️ Unusual vibrations
Common Causes
- 🔍 Wiring or connector problem
P2600 Reports by Year
Real Owner Reports
From NHTSA complaint database — actual owner descriptions.
"I HAVE A 2015 HYUNDAI SONATA WITH 24K MILES. THE CHECK ENGINE LIGHT CAME ON AND WAS FLASHING AS I PULLED INTO A PARKING LOT FOR MY DAUGHTER TO PICKUP HER CAR. THE GARAGE OWNER SAID TO PULL IN MY CAR. THE DIAGNOSTIC READ OUT WAS P2600 OBS-LL. UPON RESEARCHING IT THE CODE SAID, COOLANT PUMP "A" CON"
— Hyundai Sonata owner, 01/17/2019
"WHILE DRIVING ON A HIGHWAY, THE CAR UNEXPECTEDLY LOST ENGINE POWER; THE CAR ENGINE DID NOT RESPOND WHENEVER I QUICKLY STEPPED ON THE GAS PEDAL; THEREBY MAKING ANY QUICK DEFENSIVE MANEUVER IMPOSSIBLE. IT'S AS IF THE CAR ENGINE WAS STARVED FOR AIR AND BECAME UNRESPONSIVE FOR QUICK ACCELERATION. DEALE"
— Hyundai Sonata owner, 12/29/2015
"While driving (speed doesn’t matter, highway or city streets) the check hybrid system turn off engine message/code comes on. When u turn off the car and wait for a period of time the it’s not there anymore but the check engine light stays on and the car drive normal until the code comes back up. Whe"
— Hyundai Sonata owner, 04/15/2024
Source: NHTSA Complaints Database
Most Reported Vehicles for P2600
Based on NHTSA owner complaint data.
| # | Vehicle | Reports |
|---|---|---|
| 1 | HYUNDAI SONATA | |
| 2 | KIA OPTIMA | |
| 3 | KIA SORENTO |
P2600 Reports by Vehicle
Detailed NHTSA complaint analysis for each vehicle model.
Frequently Asked Questions
Can I drive with this code?
Will this code clear itself?
How do I find the exact cause?
What To Do Next
Possible Fixes
- 🔧 Have the code scanned with a professional-grade scanner to read freeze frame data
- 🔧 Inspect wiring harness and connectors for damage, corrosion, or loose connections
- 🔧 If DIY repair isn't feasible, get a diagnostic from a trusted mechanic ($50-150)
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1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
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2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
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3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.