DESCRIPTION
This circuit supplies power to the millimeter wave radar sensor assembly when the ignition switch is ON.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1. |
CHECK MILLIMETER WAVE RADAR SENSOR ASSEMBLY (B VOLTAGE) |
(a) Disconnect the millimeter wave radar sensor assembly connector. |
|
(b) Turn the ignition switch to ON.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
M8-8 (IGB) - Body ground |
Ignition switch ON |
11 to 14 V |
(d) Turn the ignition switch off.
(e) Connect the millimeter wave radar sensor assembly connector.
NG | ![]() |
GO TO STEP 4 |
|
2. |
CHECK HARNESS AND CONNECTOR (MILLIMETER WAVE RADAR SENSOR ASSEMBLY - BODY GROUND) |
(a) Disconnect the millimeter wave radar sensor assembly connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
M8-1 (SGND) - Body ground |
Always |
Below 1 Ω |
(c) Connect the millimeter wave radar sensor assembly connector.
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
3. |
CHECK MILLIMETER WAVE RADAR WIRE |
(a) Disconnect the M8 millimeter wave radar sensor assembly connector.
(b) Disconnect the EP1 millimeter wave radar wire connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
M8-1 (SGND) - EP1-1 |
Always |
Below 1 Ω |
(d) Connect the M8 millimeter wave radar sensor assembly connector.
(e) Connect the EP1 millimeter wave radar wire connector.
OK | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
NG | ![]() |
REPAIR MILLIMETER WAVE RADAR WIRE |
4. |
CHECK MILLIMETER WAVE RADAR WIRE |
(a) Disconnect the M8 millimeter wave radar sensor assembly connector.
(b) Disconnect the EP1 millimeter wave radar wire connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
M8-8 (IGB) - EP1-8 |
Always |
Below 1 Ω |
EP1-8 - EP1-1 |
Always |
10 kΩ or higher |
(d) Connect the M8 millimeter wave radar assembly connector.
(e) Connect the EP1 millimeter wave radar sensor wire connector.
OK | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
NG | ![]() |
REPAIR MILLIMETER WAVE RADAR WIRE |
Installation
INSTALLATION
PROCEDURE
1. INSTALL FRONT BUMPER ASSEMBLY
(a) w/ Fog Light:
(1) Connect the 2 connectors.
(b) Engage the 3 claws and guide to install the front bumper assembly.
(c) Remove the protective tape.
(d) Install the 6 clips.
(e) Engage the clamp.
(f) Connect the connector.
(g) Insta ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Text in Illustration
*a
Component without harness connected
(Headlight Dimme ...
System Description
SYSTEM DESCRIPTION
GENERAL
The cruise control main switch is used to turn the dynamic radar cruise control
system on and off, as well as operate 7 functions: SET, - (COAST), TAP-DOWN, RES
(RESUME), + (ACCEL), TAP-UP and CANCEL. The SET, TAP-DOWN, and - (COAST) functions,
and the RES (RESUME) ...