Description
Main power window and door lock/unlock switch, power window and door lock/unlock switch RH and BCM transmit and receive the signal by power window serial link.
The signal mentioned below is transmitted from BCM to main power window and door lock/unlock switch and power window and door lock/unlock switch RH
• Keyless power window down signal
The signal mentioned below is transmitted from main power window and door lock/unlock switch to power window and door lock/unlock switch RH
• Door window RH operation signal
• Power window control by key cylinder switch signal
• Power window lock switch signal
• Retained power operation signal
Component Function Check
1. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL
Check (“CDL LOCK SW ”, “CDL UNLOCK SW”) in “DATA MONITOR” mode for “POWER DOOR LOCK SYSTEM” with CONSULT-III. Refer to BCS-19, "DOOR LOCK : CONSULT-III Function (BCM - DOOR LOCK)".
Is the inspection result normal? YES >> Power window serial link is OK.
NO >> Refer to PWC-217, "POWER WINDOW MAIN SWITCH : Diagnosis Procedure".
Diagnosis Procedure
Power Window Serial Link Check
1. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL
1. Remove Intelligent Key, and close front door LH and RH.
2. Check signal between BCM connector and ground with oscilloscope when door lock and unlock switch (LH and RH) is turned to “LOCK” or “UNLOCK”.
3. Check that signals which are shown in the figure below can be detected during 10 second just after door lock and unlock switch (LH and RH) is turned to “LOCK” or “UNLOCK”.
Is the inspection result normal? YES >> Power window serial link is OK.
NO >> GO TO 2
2. CHECK POWER WINDOW SERIAL LINK CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM and main power window and door lock/unlock switch.
3. Check continuity between BCM connector (A) and main power window and door lock/unlock switch connector (B).
4. Check continuity between BCM connector (A) and ground.
Is the inspection result normal? YES >> Replace main power window and door lock/unlock switch. Refer to PWC-291, "Removal and Installation". After that, refer to PWC-199, "POWER WINDOW MAIN SWITCH : Special Repair Requirement".
NO >> Repair or replace harness.
Passenger side
Description
Main power window and door lock/unlock switch, power window and door
lock/unlock switch RH and BCM
transmit and receive the signal by power window serial link.
The signal mentioned ...
Other materials:
B2014 chain of strg-immu
Description
BCM performs the ID verification with the steering lock unit to release the
steering. BCM starts the communication
with the steering lock unit when keyfob is carried into the passenger
compartment and the push-button
ignition switch is pressed.
DTC Logic
DTC DETECTION LOGIC
...
Front passenger side power window alone does not operate
Diagnosis Procedure
1. CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH
Check power window and door lock/unlock switch RH.
Refer to PWC-308, "FRONT POWER WINDOW SWITCH : Component Function Check".
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or repla ...
Brake fluid
For additional information on brake fluid
specification, see "Recommended fluids/
lubricants and capacities".
WARNING
Use only new fluid from a sealed container.
Old, inferior or contaminated
fluid may damage the brake system.
The use of improper fluids can damage
the brake system and affect ...