SYSTEM DIAGRAM
1. DOOR BUS LINES
2. CERTIFICATION BUS LINES (w/ Smart Key System)

System Description
How To Proceed With TroubleshootingComponents
COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Extension Module Malfunction (B1552,B158A,B15BA)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the stereo component tuner
assembly.
DTC No.
DTC Detection Condition
Trouble Area
B1552
Internal malfunction of the navigation ECU
Stereo component tuner assembl ...
Removal
REMOVAL
PROCEDURE
1. REMOVE NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY
2. REMOVE FRONT EXHAUST PIPE ASSEMBLY
(See page )
3. REMOVE NO. 1 OIL COOLER INLET TUBE AND NO. 1 OIL COOLER OUTLET TUBE
NOTICE:
When disconnecting the hoses from the tube, support the tube by hand and be careful
to prevent ...