Lexus NX: Headlight Cleaner Control Relay (for Single Beam Headlight)
Components
COMPONENTS
ILLUSTRATION
*1 | FRONT BUMPER COVER | *2 | HEADLIGHT CLEANER CONTROL RELAY |
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT HEADLIGHT CLEANER CONTROL RELAY
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection | Condition | Specified Condition | 6 (PB) - 4 (E) | Battery voltage not applied | 10 kΩ or higher | Battery positive (+) → Terminal 3 (IG) Battery negative (-) → Terminal 4 (E) Battery negative (-) → Terminal 5 (FRWA) | Battery positive (+) → Terminal 3 (IG) Battery negative (-) → Terminal 4 (E) | Below 1 Ω for 0.8 to 0.9 seconds, then resistance increases by large amount | Battery positive (+) → Terminal 3 (IG) Battery positive (+) → Terminal 1 (HDLO) Battery negative (-) → Terminal 4 (E) Battery negative (-) → Terminal 5 (FRWA) | If the result is not as specified, replace the headlight cleaner control relay. | | *a | Component without harness connected (Headlight Cleaner Control Relay) | | |
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT BUMPER ASSEMBLY
(a) Remove the front bumper assembly.
(1) for Sport Package:
Click here
(2) except Sport Package:
Click here
2. REMOVE HEADLIGHT CLEANER CONTROL RELAY
(a) Disconnect the connector. | |
(b) Detach the claw and remove the headlight cleaner control relay.
Installation
INSTALLATION
PROCEDURE
1. INSTALL HEADLIGHT CLEANER CONTROL RELAY
(a) Attach the claw to install the headlight cleaner control relay. | |
(b) Connect the connector.
2. INSTALL FRONT BUMPER ASSEMBLY
(a) Install the front bumper assembly.
(1) for Sport Package:
Click here
(2) except Sport Package:
Click here
READ NEXT:
On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT HEADLIGHT CLEANER CONTROL RELAY (a) Remove the headlight cleaner control relay. (b) Measure the resistance according to the value(s)
ComponentsCOMPONENTS ILLUSTRATION *1 FRONT BUMPER ASSEMBLY *2 HEADLIGHT CLEANER MOTOR AND PUMP ASSEMBLY RemovalREMOVAL PROCEDURE 1. REMOVE FRONT BUMPER ASSEMBLY Click here 2. REMOVE
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DESCRIPTION The certification ECU intermittently monitors the LIN communication bus between the components related to certification. DTC B2785 is stored when a malfunction in the LIN communication bus between the components related to certification is detected 3 times consecutively. DTC No. Det
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