OTC Tool Guy Pegisys Direct – Hit Technician 2004 Toyota Prius 1.5 Ltr. Engine P1121, P1116
Posted on June 18th, 2010 by admin
2004 Toyota Prius 1.5L
Customer Complaint = Check engine light On and codes P1121, P1116 set
Procedure:
1. Check to see if the technical service bulletin EG024-05 has been performed for the coolant flow control valve.
2. Monitor the position sensor and check to see if the coolant flow control valve can be operated to move open and closed.
Potential Causes:
Coolant Flow Control Valve
Confirmed Fix:
Perform TSB
Duration : 0:2:51
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