DESCRIPTION
The main body ECU (driver side junction block assembly) controls operation of the DOME CUT relay in order to supply power to the interior lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1. |
INSPECT DOME CUT RELAY |
(a) Remove the DOME CUT relay.
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG | ![]() |
REPLACE DOME CUT RELAY |
|
2. |
CHECK HARNESS AND CONNECTOR (BATTERY - MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY)) |
(a) Disconnect the 2C main body ECU (driver side junction block assembly) connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
2C-27 - Body ground |
Ignition switch off |
11 to 14 V |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
CHECK HARNESS AND CONNECTOR (DOME CUT RELAY - MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) AND BODY GROUND) |
(a) Disconnect the 2R main body ECU (driver side junction block assembly) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
Relay Terminal 5 - 2R-6 |
Always |
Below 1 Ω |
Relay Terminal 2 - 2R-7 |
Always |
Below 1 Ω |
Relay Terminal 5 - Body ground |
Always |
10 kΩ or higher |
Relay Terminal 2 - Body ground |
Always |
10 kΩ or higher |
Relay Terminal 1 - Body ground |
Always |
Below 1 Ω |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
INSPECT MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) |
(a) Install the DOME CUT relay.
(b) Reconnect the 2C main body ECU (driver side junction block assembly) connector.
(c) Reconnect the 2R main body ECU (driver side junction block assembly) connector. |
|
(d) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
2R-6 - Body ground |
Ignition switch off |
11 to 14 V |
2R-7 - Body ground |
Ignition switch ON |
11 to 14 V |
*1 |
Component with harness connected (Main Body ECU (Driver Side Junction Block Assembly)) |
OK | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (DOME CUT RELAY - EACH LIGHT) |
NG | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
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Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
Installation
INSTALLATION
PROCEDURE
1. INSTALL RADIO ANTENNA ASSEMBLY
(a) Engage the 2 claws to install the radio antenna assembly.
(b) Place the antenna cord in the cutout of the ante ...
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DESCRIPTION
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DTC Code
DTC Detection Condition
Trouble Area
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