4 Runner 4WD V8-4.7L (2UZ-FE) (2003)
Diagram Legend
Diagram Legend
N: Explains the system outline.
O: Indicates values or explains the function for reference during troubleshooting.
P: Indicates the reference showing the position on the vehicle of the parts in the system circuit.
Example : Part "L4" (Light Failure Sensor).
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The letter in the code is from the first letter of the part, and the number indicates its order in parts starting with that letter.
Q: Indicates the reference showing the position on the vehicle of Relay Block Connectors in the system circuit.
Example : Connector "1" is described and is installed on the left side of the instrument panel.
R: Indicates the reference showing the position on the vehicle of J/B and Wire Harness in the system circuit.
Example : Connector "3C" connects the Instrument Panel Wire and J/B No.3. It is described and is installed on the instrument panel left side.
S: Indicates the reference describing the wiring harness and wiring harness connector (the female wiring harness is shown first, followed by the male
wiring harness).
Example : Connector "IE1" connects the floor wire (female) and Instrument panel wire (male). It is described and is installed on the left side kick
panel.
T: Indicates the reference showing the position of the ground points on the vehicle.
Example : Ground point "BO" is described and is installed on the back panel center.
U: Indicates the reference showing the position of the splice points on the vehicle.
Example : Splice point "I5" is on the Cowl Wire Harness and is described.
How to Read Connector List
HOW TO READ CONNECTOR LIST
A: Indicates connector to be connected to a part. (The numeral indicates the pin No.)
B: Junction Connector