Lexus ES: Blind Spot Monitor Sensor Communication Stop Mode
DESCRIPTION
Detection Item | Symptom | Trouble Area |
Blind Spot Monitor Sensor Communication Stop Mode | Any of the following conditions are met: | -
Blind spot monitor sensor RH branch line or connector
-
Power source circuit of blind spot monitor sensor RH
-
Blind spot monitor sensor RH ground circuit
-
Blind spot monitor sensor RH
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
CAUTION:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
HINT:
-
Before disconnecting related connectors for inspection, push in on each connector body to check that the connector is not loose or disconnected.
-
When a connector is disconnected, check that the terminals and connector body are not cracked, deformed or corroded.
PROCEDURE
1. | CHECK FOR OPEN IN CAN BUS LINES (BLIND SPOT MONITOR SENSOR RH BRANCH LINE) |
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the R4 blind spot monitor sensor RH connector.
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection | Condition | Specified Condition | R4-2 (CA1P) - R4-7 (CA1N) | Cable disconnected from negative (-) battery terminal | 54 to 69 Ω | | | *a | Front view of wire harness connector (to Blind Spot Monitor Sensor RH) | | |
NG | | REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (BLIND SPOT MONITOR SENSOR RH) |
OK | | |
2. | CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection | Condition | Specified Condition | R4-10 (BRGD) - Body ground | Cable disconnected from negative (-) battery terminal | Below 1 Ω | | | *a | Front view of wire harness connector (to Blind Spot Monitor Sensor RH) | | |
(b) Reconnect the cable to the negative (-) battery terminal.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition | Specified Condition |
R4-5 (BRB) - Body ground | Engine switch on (IG) | 11 to 14 V |
OK | | REPLACE BLIND SPOT MONITOR SENSOR RH |
NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
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SEE MORE:
INSTALLATION PROCEDURE 1. INSTALL NO. 1 HV BATTERY INTAKE DUCT LH Click here 2. INSTALL NO. 2 HYBRID BATTERY SHIELD SUB-ASSEMBLY Click here 3. INSTALL HV BATTERY JUNCTION BLOCK ASSEMBLY Click here 4. INSTALL HYBRID BATTERY TERMINAL BLOCK Click here 5. INSTALL BATTERY VOLTAGE SENSOR Click her
WIRING DIAGRAM PROCEDURE 1. CHECK VOICE GUIDANCE SETTING (a) Check that the voice guidance settings are not off. OK: Voice guidance settings are not off. NG CHANGE VOICE GUIDANCE SETTINGS TO ON
OK 2. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NA
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