Toyota Tacoma (2015-2018) Service Manual: Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE OPERATION AND DEACTIVATION CONDITION
DIFFERENTIAL SYSTEM (w/ Differential Lock)|
DTC No. |
Fail-safe Operation |
Fail-safe Deactivation Condition |
|---|---|---|
|
U0122 |
All switching prohibited When rear differential is locked, rear differential switches to free |
CAN communication signal from skid control ECU is received and ignition switch is turned from off to ON |
|
U0416 |
for 4WD: Switching from 2WD to H4 and rear differential free to locked prohibited When rear differential is locked, rear differential switches to free for 2WD: Switching from rear differential free to locked prohibited When rear differential is locked, rear differential switches to free |
Wheel speed sensor malfunction signals from skid control ECU return to normal and ignition switch is turned from off to ON |
|
P163B |
for 4WD: Switching from 2WD to H4 and rear differential free to locked prohibited When rear differential is locked, rear differential switches to free for 2WD: Switching from rear differential free to locked prohibited When rear differential is locked, rear differential switches to free |
4 wheel drive control ECU internal circuit returns to normal and ignition switch is turned from off to ON |
|
P17BB |
Switching from rear differential free to locked prohibited When rear differential is locked, rear differential switches to free |
Differential lock indicator switch signal returns to normal and ignition switch is turned from off to ON |
|
P17BC |
Switching from rear differential free to locked prohibited When rear differential is locked, rear differential switches to free |
Differential lock indicator switch signal returns to normal and ignition switch is turned from off to ON |
|
P17C0 |
Switching from rear differential free to locked prohibited When rear differential is locked, rear differential switches to free |
Differential lock coil drive circuit of rear differential recovers from ground short and ignition switch is turned from off to ON |
|
P17C1 |
Switching from rear differential free to locked prohibited When rear differential is locked, rear differential switches to free |
Differential lock coil drive circuit of rear differential recovers from battery short and ignition switch is turned from off to ON |
|
P17CC |
Switching from rear differential free to locked prohibited When rear differential is locked, rear differential switches to free |
Differential lock switch signal returns to normal and ignition switch is turned from off to ON |
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Check the DTCs.
(1) Turn the ignition switch off.
(2) Connect the Techstream to the DLC3.
(3) Turn the ignition switch to ON.
(4) Turn the Techstream on.
(5) ...
Freeze Frame Data
FREEZE FRAME DATA
1. FREEZE FRAME DATA
(a) When a DTC is stored, the 4 wheel drive control ECU stores the current vehicle
state as Freeze Frame Data.
HINT:
Freeze Frame Data at the time a DTC is ...
Other materials:
Main Owners Manual
Please note that this manual applies to all models explains and all equipment,
including options. Therefore, you may find some explanations for equipment not installed
on your vehicle.
All specifications provided in this manual are current at the time of printing.
However, because of the Toyot ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL INTAKE MANIFOLD
(a) Set 2 new No. 1 intake manifold to head gaskets on cylinder head
sub-assembly and cylinder head LH as shown in the illustration.
NOTICE:
Align the port holes of the gasket and cylinder head sub-assembly
...
Listening to Bluetooth® audio
The Bluetooth® audio system enables the user to enjoy music played on a portable
player from the vehicle speakers via wireless communication.
Select “ Audio” on the “Select Audio Source” screen.
When a Bluetooth® device cannot be connected, check the connection status on
the “Bluet ...
