EPS SYSTEM
EPS SYSTEM : System Description
SYSTEM DIAGRAM
INPUT/OUTPUT SIGNAL
Communicates the signal from each control unit via CAN communication.
Control unit |
Signal status |
ECM |
|
ABS actuator and electric unit (control unit) |
|
Combination meter |
|
DESCRIPTION
System will recover as temperature lowers (reduced or no assistance).
EPS WARNING LAMP INDICATION
Condition |
EPS warning lamp |
Ignition switch ON. (Lamp check) | ON |
Engine running. | OFF |
EPS system malfunction [Other diagnostic item] | ON |
CAUTION: EPS warning lamp also turns ON due to data reception error, CAN communication error etc.
EPS SYSTEM : Fail-Safe
EPS SYSTEM : Protection Function
While overload protection control is activated, assist torque gradually decreases and the steering wheel turning force becomes heavy. Assist torque returns to normal if the steering wheel is not turned for a while.
C1769 configuration setting
DTC Description
This procedure must be performed:
After replacement of BCM.
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
C1769
CONFIG SETTING
(Configuration setting)
Tire air pressure monitoring system configuration cannot be
p ...
U0155 lost communication (IPC)
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U0155
LOST COMM (IPC)
[Lost Communication With Instrument Panel
Cluster (IPC) Control Module]
When the ignition switch is ON, TCM is unable to recei ...
B terminal circuit
Description
“B” terminal circuit supplies power to charge the battery and to operate the
vehicles electrical system.
Diagnosis Procedure
Regarding Wiring Diagram information. Refer to CHG-7, "Wiring Diagram".
1.CHECK “B” TERMINAL CONNECTION
Turn ignition switch OFF. ...