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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 349 (Electric Motor Power Steering - Diagnostics) >> Circuit Inspection >> DTC C1551/51: IG Power Source Circuit Malfunction >> Circuit Description

Circuit Description

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.

The EMPS ECU identifies ON or OFF status of ignition switch by this circuit.

Fig 1: Identifying DTC C1551/51 Trouble Areas
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