Toyota 4Runner: Door Mirror Foot Light Circuit
DESCRIPTION
The main body ECU controls the door mirror foot light.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
- Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
|
1. |
PERFORM ACTIVE TEST USING TECHSTREAM (DOOR MIRROR FOOT LIGHT) |
(a) Using the Techstream, perform the Active Test (See page
.gif)
).
Main Body
|
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
Side Mirror Foot Light |
Door mirror foot light |
ON/OFF |
- |
OK:
Door mirror foot light comes on.
| OK | .gif) |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
.gif)
|
2. |
CHECK HARNESS AND CONNECTOR (OUTER MIRROR - MAIN BODY ECU AND BODY GROUND) |
(a) Disconnect the I4 and H4 outer mirror connectors.
(b) Disconnect the F10 main body ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
for LH
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I4-1 (MLP) - F10-4 (MILE) |
Always |
Below 1 Ω |
|
I4-7 (MLP-) - Body ground |
Always |
Below 1 Ω |
|
I4-1 (MLP) - Body ground |
Always |
10 kΩ or higher |
for RH
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
H4-1 (MLP) - F10-4 (MILE) |
Always |
Below 1 Ω |
|
H4-7 (MLP-) - Body ground |
Always |
Below 1 Ω |
|
H4-1 (MLP) - Body ground |
Always |
10 kΩ or higher |
| OK | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Luggage Room Light Circuit
DESCRIPTION
The multiplex network door ECU controls the spot light.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses and bulbs for circuits related to this system before perform ...
Luggage Compartment Room Light
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side. ...
Other materials about Toyota 4Runner:
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSIONS
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ig ...
Electronic Circuit Inspection Procedure
ELECTRONIC CIRCUIT INSPECTION PROCEDURE
1. BASIC INSPECTION
(a) WHEN MEASURING RESISTANCE OF ELECTRONIC PARTS
(1) Unless otherwise stated, all resistance measurements should be made at an
ambient temperature of 20°C (68°F). Resistance measurements may b ...
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