Lexus ES manuals

Lexus ES: On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT RAIN SENSOR

(a) Disconnect the rain sensor connector.

*a

Front view of wire harness connector

(to Rain Sensor)

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

Standard Voltage:

Tester Connection

Condition

Specified Condition

4 (SIG) - 2 (ES)

Engine switch on (IG)

11 to 14 V

(c) 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

HINT:

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

(d) Reconnect the rain sensor connector.

*a

Component with harness connected

(Rain Sensor)

(e) Connect an oscilloscope to terminal 3 (MPX) and 2 (ES) of the rain sensor connector.

(f) Check for pulses according to the value(s) in the table below.

OK:

Tester Connection

Condition

Specified Condition

3 (MPX) - 2 (ES)

Engine switch on (IG)

Front wiper switch in auto

Pulse generation

HINT:

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

READ NEXT:

 Removal

REMOVAL PROCEDURE 1. REMOVE RAIN SENSOR COVER *a Stopper Remove in this Direction (1) Remove in this Direction (2) (a) Release the stopper by pulling it out and disconnect the r

 Installation

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

 Relay

On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT WIPER RELAY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Co

SEE MORE:

 Hybrid/EV Battery Energy Control Module EEPROM Data Memory Failure (P062F44)

DESCRIPTION The battery ECU assembly monitors its internal operation and will store these DTCs when it detects an internal malfunction. If these DTCs are output, replace the battery ECU assembly. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P062F4

 Fuel Rail / System Pressure - Too High (P008800)

DESCRIPTION Refer to DTC P008700. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P008800 Fuel Rail / System Pressure - Too High Although the ECM is requesting the fuel pump assembly (for high pressure side) to open the spill control va

© 2016-2025 Copyright www.lexguide.net