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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 114 (Engine Control System Self-Diagnostics - 4-CYL (Except PZEV)) >> Diagnostic Tests >> DTC P0116: Engine Coolant Temperature Circuit Range/Performance Problem & DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control >> Circuit Description & Possible Causes

Circuit Description & Possible Causes

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For circuit description and possible causes, see Fig 1.

Fig 1: DTCs P0116 & P0125 Circuit Description & Possible Causes
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