Prius L4-15L (1NZ-FXE) Hybrid - Throttle Body Component Information
^ To verify if a vehicle ran out of fuel, check the HV-ECU FFD for P3101 information code 204 or 205 "Exclusive Information 3" Data. If Exclusive
Information 3 value is 1, then the system detected an "out of fuel" condition. (See Figure 2.)
^ Fuel injection system
^ Ignition system (example: worn or dirty spark plugs)
^
Poor engine compression
^
Correct engine oil viscosity and level (refer to the Owner's Manual for recommendations). If overfilled, check intake manifold for contamination.
If NO trouble is found in the general trouble areas, follow the procedures below to isolate other potential causes.
Diagnostic Procedure
Save all Freeze Frame Data (FFD) and follow the chart.
Repair Procedure 1: Clean Throttle Body
1. Remove the air cleaner assembly.