Toyota Tacoma (2015-2018) Service Manual: Fail-safe Chart
FAIL-SAFE CHART
1. PULSE FAILURE OR DISPLACEMENT OF NON-DETECTION RANGE TO THE OPENING DIRECTION
(a) If the pulse sensor built into the power window regulator motor malfunctions, the power window control system enters fail-safe mode.
Power Window Regulator Master Switch Assembly, Front Power Window Regulator Switch Assembly RH|
Power Window Operation |
Condition |
||
|---|---|---|---|
|
Ignition switch ON |
Ignition switch off (Key-off operation permitted) |
Ignition switch off (Key-off operation prohibited) |
|
|
Manual up (Switch on the door) |
▲ |
X |
- |
|
Manual down (Switch on the door) |
▲ |
X |
- |
|
Auto up (Switch on the door) |
X |
X |
- |
|
Auto down (Switch on the door) |
X |
X |
- |
|
Manual up (Remote switch operation) |
X |
X |
- |
|
Manual down (Remote switch operation) |
X |
X |
- |
|
Auto up (Remote switch operation) |
X |
X |
- |
|
Auto down (Remote switch operation) |
X |
X |
- |
HINT:
- ●: Operates permitted w/ jam protection/catch protection
- ▲: Operates permitted w/o jam protection/catch protection
- X: Operation prohibited
- When the pulse sensor is normal, to deactivate fail-safe mode, pull up the power window switch to the auto up position and hold it for at least 1 second to fully close the window from the fully open position. As a result, the auto up/down function will return.
2. INITIAL FAILURE
(a) During initialization, when the window position or initialization complete status cannot be properly read from the non-volatile memory, the following power window operations are prohibited.
Power Window Regulator Master Switch Assembly, Front Power Window Regulator Switch Assembly RH|
Power Window Operation |
Condition |
||
|---|---|---|---|
|
Ignition switch ON |
Ignition switch off (Key-off operation permitted) |
Ignition switch off (Key-off operation prohibited) |
|
|
Manual up (Switch on the door) |
▲ |
X |
- |
|
Manual down (Switch on the door) |
▲ |
X |
- |
|
Auto up (Switch on the door) |
X |
X |
- |
|
Auto down (Switch on the door) |
X |
X |
- |
|
Manual up (Remote switch operation) |
X |
X |
- |
|
Manual down (Remote switch operation) |
X |
X |
- |
|
Auto up (Remote switch operation) |
X |
X |
- |
|
Auto down (Remote switch operation) |
X |
X |
- |
- ●: Operates permitted w/ jam protection/catch protection
- ▲: Operates permitted w/o jam protection/catch protection
- X: Operation prohibited
- Perform initialization (See page
.gif)
).
3. LIN COMMUNICATION FAILURE
(a) If the LIN communication line is malfunctioning (communication stop), the power window control system prohibits operation as follows. (Operation is only possible using the power window switch of each seat.)
Power Window Regulator Master Switch Assembly|
Power Window Operation |
Condition |
|---|---|
|
Always |
|
|
Manual up |
● |
|
Manual down |
▲ |
|
Auto up |
- |
|
Auto down |
- |
|
Power Window Operation |
Condition |
|---|---|
|
Always |
|
|
Manual up |
● |
|
Manual down |
▲ |
|
Auto up |
● |
|
Auto down |
▲ |
- ●: Operates permitted w/ jam protection/catch protection
- ▲: Operates permitted w/o jam protection/catch protection
- X: Operation prohibited
- Check LIN communication system (See page
).
4. PULSE FAILURE AND LIN COMMUNICATION FAILURE
(a) If the LIN communication line is malfunctioning (communication stop) and the pulse sensor is malfunctioning, the following power window operations are prohibited.
Power Window Regulator Master Switch Assembly|
Power Window Operation |
Condition |
|---|---|
|
Always |
|
|
Manual up |
X |
|
Manual down |
X |
|
Auto up |
X |
|
Auto down |
X |
|
Power Window Operation |
Condition |
|---|---|
|
Always |
|
|
Manual up |
X |
|
Manual down |
X |
|
Auto up |
X |
|
Auto down |
X |
- ●: Operates permitted w/ jam protection/catch protection
- ▲: Operates permitted w/o jam protection/catch protection
- X: Operation prohibited
5. DISPLACEMENT OF NON-DETECTION RANGE TO THE OPENING DIRECTION AND LIN COMMUNICATION FAILURE / INITIAL FAILURE AND LIN COMMUNICATION FAILURE
(a) If the LIN communication line is malfunctioning and the window position and learned value are abnormal, or the LIN communication line is malfunctioning and the window position or initialization complete status cannot be properly read from the non-volatile memory during initialization, the following power window operations are prohibited.
Multiplex Network Master Switch Assembly|
Power Window Operation |
Condition |
|---|---|
|
Always |
|
|
Manual up |
● |
|
Manual down |
▲ |
|
Auto up |
- |
|
Auto down |
- |
|
Power Window Operation |
Condition |
|---|---|
|
Always |
|
|
Manual up |
● |
|
Manual down |
▲ |
|
Auto up |
X |
|
Auto down |
X |
- ●: Operates permitted w/ jam protection/catch protection
- ▲: Operates permitted w/o jam protection/catch protection
- X: Operation prohibited
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Power Window Control System
DTC Code
Detection Item
See page
B2311
Power Window Motor Malfunction
...
Power Window Motor Malfunction (B2311)
DESCRIPTION
The power window regulator motor assemblies are operated by the power window
regulator master switch assembly, front power window regulator switch assembly RH.
The power window regula ...
Other materials:
Lost Communication with ECM / PCM "A" (U0100,U0101,U0123,U0126,U0129,U0142,U0155)
DESCRIPTION
When a malfunction is detected between various ECUs and sensors, these DTCs are
stored.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
U0100
Lost Communication with ECM / PCM "A"
...
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT FENDER SEAL RH
HINT:
Use the same procedure as for the LH side (See page
).
2. REMOVE V-BANK COVER SUB-ASSEMBLY
3. REMOVE AIR CLEANER CAP AND HOSE
4. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE
(a) Remove the engine oil level dipstick.
(b) Di ...
Dtc Check / Clear
DTC CHECK / CLEAR
NOTICE:
When the diagnosis system is changed from normal mode to check mode or vice versa,
all DTCs and freeze frame data recorded in normal mode are cleared. Before changing
modes, always check and make a note of DTCs and freeze frame data.
HINT:
DTCs which are sto ...
