DESCRIPTION
Detection Item |
Symptom |
Trouble Area |
---|---|---|
Millimeter Wave Radar Sensor Communication Stop Mode |
Either Condition is met:
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|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
CAUTION:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
NOTICE:
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DTC check procedure: Turn the ignition switch to ON and wait for 1 minute or more. Then operate the suspected malfunctioning system and drive the vehicle at 60 km/h (37 mph) or more for 5 minutes or more.
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HINT:
PROCEDURE
1. |
CHECK FOR OPEN IN CAN BUS LINES (MILLIMETER WAVE RADAR SENSOR ASSEMBLY CAN BRANCH LINE) |
(a) Disconnect the cable from the negative (-) battery terminal. |
|
(b) Disconnect the millimeter wave radar sensor assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
M8-3 (CA2H) - M8-2 (CA2L) |
Cable disconnected from negative (-) battery terminal |
54 to 69 Ω |
*a |
Front view of wire harness connector (to Millimeter Wave Radar Sensor Assembly) |
NG | ![]() |
REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (MILLIMETER WAVE RADAR SENSOR ASSEMBLY) |
|
2. |
CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
(b) Connect the cable to the negative (-) battery terminal.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
M8-8 (IGB) - Body ground |
Ignition switch ON |
11 to 14 V |
*a |
Front view of wire harness connector (to Millimeter Wave Radar Sensor Assembly) |
OK | ![]() |
REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Diagnosis System
DIAGNOSIS SYSTEM
CHECK DLC3
(a) Check the DLC3.
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FUNCTION OF WARNING INDICATOR AND MESSAGE
(a) If the pre-collision system is not functioning properly, the driver is warned
by the PCS warning light and a warning message displayed on the multi-information
display.
Mas ...
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT WIPER ARM HEAD CAP
(a) Using a screwdriver with its tip wrapped in protective tape, disengage
the 3 claws to remove the front wiper arm head cap.
Text in Illustration
*a
Protective Tape
HINT ...
Fail-safe Chart
FAIL-SAFE CHART
FAIL-SAFE FUNCTION
(a) When a malfunction occurs in the pre-collision system, a message will be
displayed on the multi-information display and the pre-collision system will be
disabled depending on the malfunction.
Warning Message
Cause
DTC No. ...