DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The power back door ECU (power back door motor unit) controls the power back door system functions. Power back door system data and Diagnostic Trouble Code (DTC) can be read through the Data Link Connector 3 (DLC3).
When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
2. CHECK DLC3
(a) Check the DLC3 (See page
).
3. INSPECT BATTERY VOLTAGE
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery.
Problem Symptoms Table
Terminals Of EcuRemoval
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable
is reconnected (See page ).
2. REMOVE COOL AIR INTAKE DUCT SEAL
3. REMOVE NO. 1 ENGINE CO ...
Microphone Circuit between Microphone and Navigation Receiver Assembly
DESCRIPTION
The navigation receiver assembly and inner rear view mirror assembly
(amplifier microphone assembly) are connected to each other using the microphone
connection detection signal lines.
Using this circuit, the navigation receiver ...
Initialization
INITIALIZATION
1. RESET BACK DOOR CLOSE POSITION (w/ POWER BACK DOOR SYSTEM)
NOTICE:
Perform initialization of the power back door system (power back door ECU initialization)
if one of the following is performed:
The cable is disconnected from the ...