Power steering
Brake precautionsIntelligent key system symptoms
Symptom Table
ALL FUNCTIONS OF INTELLIGENT KEY SYSTEM DO NOT OPERATE
NOTE:
Before performing the diagnosis in the following table, check
"WORK FLOW". Refer to DLK-9, "Work Flow".
Check that vehicle is under the condition shown in "Conditions
of vehicle" before starting diagn ...
U1243 display unit
DTC Logic
Diagnosis Procedure
1.CHECK DISPLAY UNIT POWER SUPPLY AND GROUND CIRCUIT
Check display unit power supply and ground circuit
2.CHECK CONTINUITY OF COMMUNICATION CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M142 and AV control unit
connector M163.
...
Power consumption control system
System Diagram
System Description
OUTLINE
BCM incorporates a power saving control function that reduces the
power consumption according to the
vehicle status.
BCM switches the status (control mode) by itself with the power
saving control function. It performs the sleep
reques ...