SYSTEM DIAGRAM
1. DOOR BUS LINES
2. CERTIFICATION BUS LINES [w/ Smart Key System]
3. AIR CONDITIONING BUS LINES
4. LIGHTING BUS LINES [w/ Smart Beam]
System Description
How To Proceed With TroubleshootingPrecaution
PRECAUTION
1. PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following system(s) after the cable is reconnected.
System Name
...
A/C ECU Vehicle Information Reading/Writing Processor Malfunction (B15F5)
DESCRIPTION
This DTC is stored when items controlled by the air conditioning amplifier assembly
cannot be customized via the navigation system vehicle customization screen.
HINT:
The air conditioning amplifier assembly controls the air conditioning system ...
Pressure Sensor Circuit (B1423/23)
DESCRIPTION
This DTC is output when refrigerant pressure on the high pressure side is extremely
low (190 kPa (1.9 kgf/cm2, 28 psi) or less) or extremely high (3140 kPa (32.0 kgf/cm2,
455 psi) or more). The A/C pressure sensor is installed on the high pres ...