Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Installation

INSTALLATION

PROCEDURE

1. INSTALL FUEL MAIN VALVE ASSEMBLY

(a) Apply gasoline to 2 new O-rings. Then install the O-rings to the fuel main valve assembly (for Low Pressure).

(b) Apply gasoline to 2 new O-rings. Then install the O-rings to the fuel main valve assembly (for High Pressure).

*1	Fuel Main Valve Assembly (for Low Pressure)	*2	Fuel Main Valve Assembly (for High Pressure)
*a	Identification Mark (Part Number)	-	-

NOTICE:

Make sure that the O-rings are not cut or pinched during installation.
The fuel main valve assembly (for Low Pressure) and fuel main valve assembly (for High Pressure) have identification marks (part numbers). If the parts are installed in the incorrect positions, the engine may stall. Therefore, make sure to install the parts in the correct positions.

A	Fuel Main Valve Assembly (for Low Pressure)	23070-31***
B	Fuel Main Valve Assembly (for High Pressure)	23070-36***

(d) Install the 2 clips to the fuel filter.

2. INSTALL FUEL PUMP

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3. INSTALL FUEL SENDER GAUGE ASSEMBLY

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4. INSTALL FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY

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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Headup Display System(for Gasoline Model): Terminals Of Ecu
TERMINALS OF ECU METER MIRROR SUB-ASSEMBLY (a) Measure the voltage and resistance according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description Signal Input/Output Condition Specified Condition H1-1 (IG) - Body ground L - Body ground Engine switch signal - Eng ...

Toyota Avalon (XX50) 2019-2022 Owners Manual