Inspection Procedure

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

Is DTC of battery ECU being output?
1. YES : Check the applicable DTC.
2. NO: Go to 2 .
Check condition of service plug terminal (loosened, poor contact, etc.).
1. NG: Replace service plug.
2. OK: Go to 3 .
Check continuity of power cable.
OK: Continuity : Less than 1 Ω.
1. NG: Replace the power cable.
2. OK: Replace the system main relay.