Lexus NX: On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT RAIN SENSOR

(a) Remove the rain sensor cover.

Click here

(b) Disconnect the rain sensor connector.

*a

Front view of wire harness connector

(to Rain Sensor)

(c) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

4 (SIG) - Body ground

Power switch on (IG)

11 to 14 V

(d) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

2 (ES) - Body ground

Always

Below 1 Ω

If the result is not as specified, repair or replace the harness or connector.

(e) Reconnect the rain sensor connector.

(f) Connect an oscilloscope to the rain sensor connector.

(g) Check for pulses.

OK

Tester Connection

Condition

Specified Condition

1 (MPX) - 2 (ES)

Power switch on (IG)

Pulse generation

If the result is not as specified, replace the rain sensor.

*a

Component with harness connected

(Rain Sensor)

(h) Install the rain sensor cover.

Click here

READ NEXT:

 Removal

REMOVAL PROCEDURE 1. REMOVE RAIN SENSOR COVER (a) Detach the 2 claws and remove the rain sensor cover. 2. REMOVE RAIN SENSOR (a) Disconnect the connector. (b) Release

 Inspection

INSPECTION PROCEDURE 1. INSPECT MAP LIGHT ASSEMBLY (RAIN SENSOR CIRCUIT) (a) Remove the map light assembly. Click here (b) Measure the resistance according to the value(s) in the table below. Sta

 Installation

INSTALLATION PROCEDURE 1. INSTALL RAIN SENSOR TAPE NOTICE: The rain sensor tape is reusable. Only replace the tape if it is damaged or contaminated. (a) Clean the rain sensor sensing portion with a pi

SEE MORE:

 Inspection

INSPECTION PROCEDURE 1. INSPECT TILT AND TELESCOPIC SWITCH (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Switch Condition Specified Condition 1 (VC) - 3 (MSW) Tilt up 342 to 378 Ω Tilt down 1890.5 to 2089.5

 Telephone Main Antenna Circuit Short to Ground (B15CB11,B15CB13)

DESCRIPTION This DTC is stored when the DCM (telematics transceiver) detects an open or a short in the telephone and GPS antenna (roof antenna assembly) circuit. DTC No. Detection Item DTC Detection Condition Trouble Area B15CB11 Telephone Main Antenna Circuit Short to Ground Teleph

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