P2601 Diagnostic Trouble Code Discussion for October 2019
Coolant Pump Control Circuit Performance
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| Help Request | Posted | |
| 2009 Toyota Prius Touring 1.5L MIL Lamp on VIN: JTDKB20U29 P2601: Coolant pump control circuit range performance. I have tested the system with scan tool and no failures occurred. Replace water pump and control valve anyway and fault code returns at cold start. Water pump for electric motor runs with key on always and engine water pump is on with engine on. Problem se... |
October 14, 2019 |
