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 |
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
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Communication Malfunction between ECUs Connected by LIN (B2785)
DESCRIPTION
The certification ECU (smart key ECU assembly) monitors communication between
all the ECUs connected to the certification bus lines. When the certification ECU
(smart key ECU assembly) detects errors in communication with all the ECUs connected
to the certification bus lines at a ...
System Description
SYSTEM DESCRIPTION
PRE-COLLISION SYSTEM DESCRIPTION
(a) The pre-collision system uses the pre-collision warning control, pre-collision
brake assist control and pre-collision braking control to help avoid a collision
or reduce the impact if it determines that the possibility of a collision is h ...