DESCRIPTION
The illuminated entry system controls the roof console box assembly, step or spot light assembly and transponder key amplifier*1.
HINT:
*1: w/o Smart Key System
WIRING DIAGRAM
PROCEDURE
1. |
PERFORM ACTIVE TEST USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Main Body / Active Test.
(e) Check that the lights operate.
Main Body
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
---|---|---|---|
Illuminated Entry System |
Roof console box assembly, step or spot light assembly and transponder key amplifier |
ON/OFF |
Interior light switch is in the DOOR position and all doors are closed. |
OK:
Each light fades in.
OK |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
|
2. |
INSPECT MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) |
(a) Measure the voltage according to the value(s) in the table below.
Text in Illustration
*1 |
Component with harness connected (Main Body ECU (Driver Side Junction Block Assembly)) |
- |
- |
Standard Voltage:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
2K-9 - Body ground |
Ignition key cylinder light off |
11 to 14 V |
2R-5 - Body ground |
Interior light switch in DOOR position and Interior lights off |
11 to 14 V |
OK |
REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Terminals Of Ecu
TERMINALS OF ECU
1. CLEARANCE WARNING ECU ASSEMBLY
(a) Disconnect the D79 clearance warning ECU assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
Terminal No. (Symbol)
Wiring ...
Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2) (P0037,P0038,P0141,P102D)
DESCRIPTION
Refer to DTC P0136 (See page ).
HINT:
When any of these DTCs are stored, the ECM enters fail-safe mode. The
ECM turns off the heated oxygen sensor heater in fail-safe mode. Fail-safe
mode continues until the ignition switch is t ...
Engine Immobiliser System Malfunction (B2799)
DESCRIPTION
This DTC is stored when one of the following occurs: 1) the ECM detects an error
in its own communication with the certification ECU (smart key ECU assembly); 2)
the ECM detects an error in the communication lines; or 3) the ECU communication ...