DESCRIPTION
The headlight beam level control system indicator light in the combination meter assembly comes on for approximately 3 seconds when the ignition switch is turned to ON. The indicator light also comes on when the headlight leveling ECU assembly detects a malfunction.
WIRING DIAGRAM
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (BATTERY - COMBINATION METER ASSEMBLY) |
(a) Disconnect the E2 combination meter assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
E2-13 (IG+) - Body ground |
Ignition switch ON |
11 to 14 V |
Ignition switch off |
Below 1 V |
*1 |
Front view of wire harness connector (to Combination Meter Assembly) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
2. |
CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - HEADLIGHT LEVELING ECU ASSEMBLY) |
(a) Disconnect the A40 headlight leveling ECU assembly connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
A40-6 (WNG) - E2-22 (LVWG) |
Always |
Below 1 Ω |
A40-6 (WNG) - Body ground |
Always |
10 kΩ or higher |
*1 |
Front view of wire harness connector (to Headlight Leveling ECU Assembly) |
*2 |
Front view of wire harness connector (to Combination Meter Assembly) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Reconnect the E2 combination meter assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
E2-22 (LVWG) - Body ground |
Ignition switch ON |
11 to 14 V |
*1 |
Component with harness connected (Combination Meter Assembly) |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPLACE COMBINATION METER ASSEMBLY |
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY)
(a) Disconnect the 2A and 2C main body ECU (driver side junction block) connectors.
(b) Disconnect the 2F main body ECU connector.
(c) Measure the voltage and resistance accord ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Intuitive Parking Assist System
DTC Code
Detection Item
See page
C1AE1
Front Left Sensor Malfunction
C1AE4
Front Right Sensor ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL FRONT SUSPENSION MEMBER BODY MOUNTING REAR CUSHION LH
(a) Temporarily install a new front suspension member body mounting rear
cushion LH while confirming the installation direction.
NOTICE:
Position th ...