Testing Procedures

WARNING: This page is about a different car, the 2003 Toyota Prius, 2002 Toyota Prius, and 2001 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.

For wiring diagram, see Fig 1. For testing procedures, see Fig 2 and Fig 3 .

Fig 1: DTC C1257/ 57 Wiring Diagram

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Fig 2: DTC C1257/ 57 Testing Procedures (1 Of 2)

Fig 3: DTC C1257/ 57 Testing procedures (2 Of 2)