Toyota Tacoma (2015-2018) Service Manual: Operation Check
OPERATION CHECK
1. CHECK WINDOW LOCK FUNCTION
(a) Turn the ignition switch ON.
(b) Press the window lock switch of the power window regulator master switch assembly.
HINT:
The illumination (LED) built into the switch knob of each seat does not turn off.
(c) Check that the power window for each seat except the driver seat can no longer be operated.
(d) When the window lock switch is pressed again, check that the power window for each seat except the driver seat can be operated.
2. CHECK MANUAL UP / DOWN FUNCTION
(a) Check that the driver door power window operates as follows:
|
Condition |
Master Switch |
Switch Operation |
Power Window |
|---|---|---|---|
|
Ignition switch ON |
Driver door |
Pulled up |
UP (Closes) |
|
Pushed halfway down |
DOWN (Opens) |
(b) Check that the front passenger door window and rear power windows operate as follows:
|
Condition |
Regulator Switch |
Switch Operation |
Power Window |
|---|---|---|---|
|
Front passenger door |
Pulled up |
UP (Closes) |
|
Pushed down |
DOWN (Opens) |
||
|
Rear LH door*1 |
Pulled up |
UP (Closes) |
|
|
Pushed down |
DOWN (Opens) |
||
|
Rear RH door*1 |
Pulled up |
UP (Closes) |
|
|
Pushed down |
DOWN (Opens) |
- *1: for Double Cab
(c) Check that the power window (for back door power window)* operates as follows:
|
Condition |
Regulator Switch |
Switch Operation |
Power Window |
|---|---|---|---|
|
Ignition switch ON |
Back Door |
Pulled up |
Closes |
|
Pushed down |
Opens |
- *: w/ Back Door Power Window
3. CHECK AUTO DOWN FUNCTION
(a) Check that the driver door power window operates as follows:
|
Condition |
Master Switch |
Switch Operation |
Power Window |
|---|---|---|---|
|
Driver door |
Pushed down (One touch operation) |
AUTO DOWN (Opens) |
4. CHECK REMOTE MANUAL UP / DOWN FUNCTION
(a) Check that the front passenger door window and rear power windows operate as follows:
|
Condition |
Master Switch |
Switch Operation |
Power Window |
|---|---|---|---|
|
Ignition switch ON |
Front passenger door |
Pulled up |
UP (Closes) |
|
Pushed down |
DOWN (Opens) |
||
|
Rear LH door*1 |
Pulled up |
UP (Closes) |
|
|
Pushed down |
DOWN (Opens) |
||
|
Rear RH door*1 |
Pulled up |
UP (Closes) |
|
|
Pushed down |
DOWN (Opens) |
- *1: for Double Cab
5. CHECK POWER WINDOW SWITCH LED ILLUMINATION
(a) When the ignition switch is turned from off to ON with the connectors connected, check that the illumination (LED) on the switch portion of the power window regulator switch assembly turns on.
System Diagram
SYSTEM DIAGRAM
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are lis ...
Other materials:
Dtc Combination Table
DTC COMBINATION TABLE
HOW TO INTERPRET COMMUNICATION DTCS (DTCS THAT START WITH U)
(a) If a CAN communication error cannot be reproduced, determine the suspected
malfunctioning part using the DTCs stored in ECUs that are connected to the CAN
buses by following the procedure below.
HINT:
Comm ...
Front Camera Module Incorrect Axial Gap (C1AA8,C1AA9)
DESCRIPTION
If the forward recognition camera detects that the forward recognition camera
axis has deviated, DTC C1AA8 is stored. Also, if Forward Recognition Camera Axis
Adjustment is not performed after installing the forward recognition camera, DTC
C1AA9 is stored.
DTC No.
...
Lost Communication with ECM (C1437)
DESCRIPTION
The skid control ECU (master cylinder solenoid) receives signals from the ECM
via the CAN communication system.
DTC Code
DTC Detection Condition
Trouble Area
C1437
When the IG1 terminal voltage is 10 V or higher and the veh ...
