Lighting (Ext). Lighting System License Plate Light Circuit

Vehicle Exterior. Land Cruiser. Urj200, 202 Grj200 Vdj200

Lighting (Ext). Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

INSPECT FUSE (TAIL FUSE)

CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - BATTERY)

CHECK VEHICLE TYPE

CHECK HARNESS AND CONNECTOR (LICENSE PLATE LIGHT - MAIN BODY ECU AND BODY GROUND)

LIGHTING SYSTEM - License Plate Light Circuit

DESCRIPTION

When the light switch TAIL signal is received from the cowl side junction block ECU, the license plate light illuminates.

WIRING DIAGRAM

Land Cruiser. Urj200, 202 Grj200 Vdj200.Lighting (Ext).Lighting System.Lighting System License Plate Light Circuit

INSPECTION PROCEDURE

1.INSPECT FUSE (TAIL FUSE)

Remove the TAIL fuse from the main body ECU.

Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condition
TAIL fuse
Always
Below 1 Ω

REPLACE FUSE

OK

2.CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - BATTERY)

Disconnect the 2A ECU connector.

Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection
Condition
Specified Condition
2A-1 - Body ground
Always
11 to 14 V

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

3.CHECK VEHICLE TYPE

Check the vehicle type.
Result
Result
Proceed to
for Double Swing Out Type
A
except Double Swing Out Type, w/ Tire Carrier
B
except Double Swing Out Type, w/o Tire Carrier
C

Result
Result	Proceed to
for Double Swing Out Type	A
except Double Swing Out Type, w/ Tire Carrier	B
except Double Swing Out Type, w/o Tire Carrier	C

Go to step 5

Go to step 6

A

4.CHECK HARNESS AND CONNECTOR (LICENSE PLATE LIGHT - MAIN BODY ECU AND BODY GROUND)

Disconnect the 2C ECU connector.

Disconnect the W2 light connector.

Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condition
2C-22 - W2-1 (B)
Always
Below 1 Ω
W2-2 (E) - Body ground
W2-1 (B) - Body ground
Always
10 kΩ or higher

REPAIR OR REPLACE HARNESS OR CONNECTOR

REPLACE MAIN BODY ECU

5.CHECK HARNESS AND CONNECTOR (LICENSE PLATE LIGHT - MAIN BODY ECU AND BODY GROUND)

Disconnect the 2C ECU connector.

Disconnect the h2 light connector.

Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condition
2C-22 - h2-1
Always
Below 1 Ω
h2-2 - Body ground
h2-1 - Body ground
Always
10 kΩ or higher

REPAIR OR REPLACE HARNESS OR CONNECTOR

REPLACE MAIN BODY ECU

6.CHECK HARNESS AND CONNECTOR (LICENSE PLATE LIGHT - MAIN BODY ECU AND BODY GROUND)

Disconnect the 2C ECU connector.

for LH:
1. Disconnect the S3 light connector.
2. Measure the resistance according to the value(s) in the table below.
  Standard Resistance:
  Tester Connection
  Condition
  Specified Condition
  2C-22 - S3-1
  Always
  Below 1 Ω
  S3-2 - Body ground
  S3-1 - Body ground
  Always
  10 kΩ or higher

for RH:
1. Disconnect the S2 light connector.
2. Measure the resistance according to the value(s) in the table below.
  Standard Resistance:
  Tester Connection
  Condition
  Specified Condition
  2C-22 - S2-1
  Always
  Below 1 Ω
  S2-2 - Body ground
  S2-1 - Body ground
  Always
  10 kΩ or higher

REPAIR OR REPLACE HARNESS OR CONNECTOR

REPLACE MAIN BODY ECU

Tester Connection	Condition	Specified Condition
TAIL fuse	Always	Below 1 Ω

Tester Connection	Condition	Specified Condition
2C-22 - W2-1 (B)	Always	Below 1 Ω
W2-2 (E) - Body ground	Always	Below 1 Ω
W2-1 (B) - Body ground	Always	10 kΩ or higher

Tester Connection	Condition	Specified Condition
2C-22 - h2-1	Always	Below 1 Ω
h2-2 - Body ground	Always	Below 1 Ω
h2-1 - Body ground	Always	10 kΩ or higher

Tester Connection	Condition	Specified Condition
2C-22 - S3-1	Always	Below 1 Ω
S3-2 - Body ground	Always	Below 1 Ω
S3-1 - Body ground	Always	10 kΩ or higher

Tester Connection	Condition	Specified Condition
2C-22 - S2-1	Always	Below 1 Ω
S2-2 - Body ground	Always	Below 1 Ω
S2-1 - Body ground	Always	10 kΩ or higher