INSTALLATION
PROCEDURE
1. INSTALL DISCHARGE HEADLIGHT BULB
HINT:
Use the same procedure for the RH side and LH side (See page
).
2. INSTALL LIGHT CONTROL ECU (for LH Side)
(a) Turn the socket of the light control ECU in the direction indicated by the arrow shown in the illustration to connect it. Text in Illustration
NOTICE:
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(b) Check that the red line on the output harness is not twisted and store the harness in the headlight assembly securely so that the output harness is not pinched.
(c) Turn the light control ECU in the direction indicated by the arrow shown in the illustration until the lock marks are aligned to install it. Text in Illustration
NOTICE:
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(d) Connect the connector.
3. INSTALL LIGHT CONTROL ECU (for RH Side)
(a) Turn the socket of the light control ECU in the direction indicated by the arrow shown in the illustration to connect it. Text in Illustration
NOTICE:
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(b) Check that the red line on the output harness is not twisted and store the harness in the headlight assembly securely so that the output harness is not pinched.
(c) Turn the light control ECU in the direction indicated by the arrow shown in the illustration until the lock marks are aligned to install it. Text in Illustration
NOTICE:
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(d) Connect the connector.
4. INSTALL RADIATOR RESERVE TANK ASSEMBLY (for RH Side)
5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable
is reconnected (See page ).
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY)
(a) Disconnect the 2A, 2C and 2F main body ECU (driver side junction block assembly)
connectors.
(b) Measure the voltage and resistance according to the value(s) in the table ...
Fail-safe Chart
FAIL-SAFE CHART
If a problem occurs in the power steering system, the power steering assist will
be stopped or the amount of power assist will be decreased to protect the system.
Power Steering System
Malfunction
Fail-safe Operation
...
Rear Height Control Sensor (B241A)
DESCRIPTION
The headlight leveling ECU assembly receives signals indicating the height of
the vehicle from the rear height control sensor sub-assembly RH.
DTC No.
DTC Detecting Condition
Trouble Area
B241A
...