p261c

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2010 Prius - P261C immediately after brake actuator/booster replacement. Pump appears to be running. Looking for ideas. I just replaced the ABS...

Thread by: marksky57, Aug 12, 2026 at 2:18 AM, 3 replies, in forum: Gen 3 Prius Care, Maintenance & Troubleshooting

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I have the following error codes: U0293, P261C I inspected the water pump and replaced it with a new OEM one but the error codes did not clear....

Thread by: Prius C Lover, Oct 30, 2025, 11 replies, in forum: Prius c Care, Maintenance and Troubleshooting

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Hi All, Current issue with my 2013 Prius C - overheating orange lights of death ETC ETC with code popping 261c - Coolant Pump "B" Control...

Thread by: madmax21, Jun 5, 2023, 2 replies, in forum: Prius c Care, Maintenance and Troubleshooting

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I've been having p261c codes and have gone through 4 after market water pumps (Original 2010 pump, 1 Ebay, 2 Autozone) and can't seem to solve the...

Thread by: Bob2, Mar 2, 2022, 47 replies, in forum: Gen 3 Prius Technical Discussion

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Got a P261C, P0411, and P0455 after cleaning the egr (valve, cooler, and pipe), intake manifold, and throttle body. Followed NutzAboutBolts guide....

Thread by: sharinganuser, Nov 1, 2021, 21 replies, in forum: Gen 3 Prius Care, Maintenance & Troubleshooting

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I had to add coolant to the reservoir and I forgot to replace the cup. and I drove for a few miles until the hybrid system was disabled. I assume...

Thread by: Nikosak, Nov 26, 2018, 5 replies, in forum: Gen 3 Prius Care, Maintenance & Troubleshooting