Toyota Yaris: Power Window Control System / Auto Down Operation does not Fully Open Power Window (Catch Protection Function is Activated)
DESCRIPTION
If a door glass does not slide smoothly or a power window regulator motor assembly or door window regulator sub-assembly does not operate smoothly, the catch protection function may be triggered automatically, resulting in the auto down operation being unable to fully open the power window.
CAUTION / NOTICE / HINT
NOTICE:
-
If a power window regulator motor assembly has been replaced with a new one, initialize the power window control system.
Click here
-
If a power window regulator motor assembly and door window regulator sub-assembly have been removed and installed, or if a power window regulator motor assembly was reused when a door glass or door glass run was replaced, initialize the power window control system.
Click here
HINT:
This symptom may occur for any of the power windows.
PROCEDURE
1. | PERFORM INITIALIZATION (APPLICABLE LOCATION) |
(a) Initialize the power window regulator motor assembly (applicable location).
Click here
NEXT |
| |
2. | CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION (APPLICABLE LOCATION)) |
(a) Check that each power window moves when the auto up and down functions of the multiplex network master switch assembly or power window regulator switch assembly is operated.
Click here
OK:
Auto up and down functions are normal (applicable location).
OK |
| END (PROBLEM DUE TO INITIALIZATION FAILURE) |
NG |
| |
3. | CHECK DOOR GLASS SLIDING MOVEMENT (APPLICABLE LOCATION) |
(a) Remove the power window regulator motor assembly and door window regulator sub-assembly.
(b) Install the door glass to the door glass run.
(c) Check that the power window regulator motor assembly and door window regulator sub-assembly operate smoothly.
(d) Check that the door glass slides smoothly when sliding it down by hand.
NOTICE:
Make sure to perform initialization again.
HINT:
Ensure the following:
-
The door glass fits in the door glass run without improper contact or deformation.
-
Foreign matter is not caught in the door glass run.
-
The door glass run is not misaligned.
-
The door glass is not tilted and does not catch on the door glass run.
OK:
Door glass slides smoothly.
Result | Proceed to |
OK (Driver door power window) | A |
OK (Front passenger door power window) | B |
NG | C |
A |
| REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Door) |
B |
| REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Front Passenger Door) |
C |
| FIT DOOR GLASS CORRECTLY (REMOVE FOREIGN MATTER CAUSING IMPROPER FIT OR REPLACE PARTS) |
DESCRIPTION If a door glass does not slide smoothly or a power window regulator motor assembly or door window regulator sub-assembly does not operate smoothly, the jam protection function may be triggered automatically, resulting in the auto up operation being unable to fully close the power window...
DESCRIPTION This symptom may occur for any of the power windows. The jam protection function operates within a specified range during the manual up or auto up operation...
Other information:
PRECAUTION PRECAUTION FOR BULB REPLACEMENT (a) Always prepare a new bulb for immediate replacement. While replacing the bulb, the lens may attract dust and moisture if the bulb is removed from the vehicle for a long time. (b) Always replace a bulb with another bulb of the same wattage...
TERMINALS OF ECU CHECK STEREO COMPONENT EQUALIZER ASSEMBLY
Terminal No. (Symbol) Terminal Description Condition Specified Condition O131-15(+B) - O131-30(GND) Power source Always 11 to 14 V O131-29(IGP) - O131-30(GND) Power source (IG) Ignition switch ON 11 to 14 V O131-14(ACC) - O131-30(GND) Power source (ACC) Ignition switch ACC 11 to 14 V O131-30(GND) - Body ground Ground Always Below 1 Ω O132-1(MC1+) - O131-30(GND) Active noise control microphone input signal Active noise control microphone LH tapped with finger Pulse generation O132-5(MC1-) - O131-30(GND) Active noise control microphone input signal Always Below 1 Ω O132-2(MC2+) - O131-30(GND) Active noise control microphone input signal Active noise control microphone RH tapped with finger Pulse generation O132-6(MC2-) - O131-30(GND) Active noise control microphone input signal Always Below 1 Ω O131-3(NEI) - O131-30(GND) Engine pulse signal Idling with warm engine Pulse generation (See waveform 1) O131-24(FLI-) Active noise control microphone output signal - - O131-9(FLI+) Active noise control microphone output signal - - O131-23(FRI-) Active noise control microphone output signal - - O131-8(FRI+) Active noise control microphone output signal - - O131-5(RRI+) Active noise control microphone output signal - - O131-20(RRI-) Active noise control microphone output signal - - O131-6(RLI+) Active noise control microphone output signal - - O131-21(RLI-) Active noise control microphone output signal - - O131-7(ASG1) Shield ground - - O131-22(ASG2) Shield ground - - O131-12(FR+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-27(FR-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-13(FL+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-28(FL-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-10(RR+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131+25(RR-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-11(RL+) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-28(RL-) - O131-30(GND) Sound signal Active noise control system operating Pulse generation O131-1(CANH) CAN communication signal - - O131-16(CANL) CAN communication signal - - (a) Waveform 1 HINT: The oscilloscope waveform shown in the illustration is an example for reference only...