Toyota Camry owners & service manuals

Toyota Camry (XV70): System Diagram

SYSTEM DIAGRAM

FUEL FLOW DIAGRAM

*A

for Direct Injection

-

-

*1

Fuel Injector Assembly

*2

Throttle Body with Motor Assembly

*3

Fuel Pressure Sensor (Fuel Delivery Pipe with Sensor Assembly LH) (for High Pressure)

*4

Fuel Pressure Pulsation Damper Assembly

*5

Plunger

*6

Fuel Pump Assembly (for High Pressure)

*7

Camshaft

*8

Fuel Tank Assembly

*9

Fuel Main Valve Assembly (for Low Pressure)

*10

Fuel Main Valve Assembly (for High Pressure)

*11

Fuel Filter

*12

Fuel Pump (for Low Pressure)

*13

Suction Filter

-

-

*a

High Pressure Fuel Line

*b

Low Pressure Fuel Line

*c

to Fuel Injector Assembly (for Port Injection)

-

-

*A

for Port Injection

-

-

*1

Throttle Body with Motor Assembly

*2

Fuel Injector Assembly

*3

Fuel Tank Assembly

*4

Fuel Pressure Sensor (Fuel Delivery Pipe with Sensor Assembly) (for Low Pressure)

*5

Fuel Main Valve Assembly (for Low Pressure)

*6

Fuel Main Valve Assembly (for High Pressure)

*7

Fuel Filter

*8

Fuel Pump (for Low Pressure)

*9

Suction Filter

-

-

*a

Low Pressure Fuel Line

*b

to Fuel Pump Assembly (for High Pressure)

ELECTRICAL CONTROL DIAGRAM

*1

Fuel Injector Assembly (for Direct Injection)

*2

Fuel Injector Assembly (for Port Injection)

*3

Fuel Pressure Sensor (Fuel Delivery Pipe with Sensor Assembly LH) (for High Pressure)

*4

Fuel Pump Assembly (for High Pressure)

*5

ECM

*6

Fuel Tank Assembly

*7

Fuel Pump (for Low Pressure)

*8

Fuel Main Valve Assembly (for Low Pressure)

*9

Fuel Main Valve Assembly (for High Pressure)

*10

Fuel Filter

*11

Suction Filter

*12

Fuel Pressure Sensor (Fuel Delivery Pipe with Sensor Assembly) (for Low Pressure)

*13

Fuel Pump Control ECU

*14

EFI MAIN NO. 2 Relay

*15

Battery

*16

Engine Switch

HIGH PRESSURE SIDE FUEL SYSTEM WIRING DIAGRAM

LOW PRESSURE SIDE FUEL SYSTEM WIRING DIAGRAM

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     On-vehicle Inspection

    ON-VEHICLE INSPECTION PROCEDURE 1. CHECK FUEL PUMP OPERATION AND INSPECT FOR FUEL LEAK (a) Check fuel pump operation. (1) Connect the Techstream to the DLC3. (2) Turn the engine switch on (IG).

     Fuel Tank

     Components

    COMPONENTS ILLUSTRATION *1 NO. 1 FLOOR UNDER COVER *2 NO. 2 FLOOR UNDER COVER N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION *A w/

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     Open in One Side of Bus 3 Branch Line

    DESCRIPTION When the CAN bus main lines are normal (no open, short to ground, short to +B or short between lines) and there is an ECU or sensor on the "Communication Bus Check" screen that is indicated as not communicating or whose connection status on the "Communication Bus Check" screen changes in

     Diagnostic Trouble Code Chart

    DIAGNOSTIC TROUBLE CODE CHART Road Sign Assist System DTC No. Detection Item Link U010087 Lost Communication with ECM/PCM "A" Missing Message U012587 Lost Communication with Multi-axis Acceleration Sensor Module Missing Message U012987 Los

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