DESCRIPTION
This DTC does not indicate a malfunction. The power steering ECU assembly stores this DTC when it determines that torque sensor zero point calibration has not been performed.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Warning Indicate |
Return-to-normal Condition |
Note |
---|---|---|---|---|---|---|
C1515 |
Torque Sensor Zero Point Adjustment Undone |
This DTC is stored when torque sensor zero point calibration has not been performed. |
- |
EPS warning light: Comes on |
Zero point calibration is performed or the ignition switch is turned ON again |
There is no malfunction if this DTC is not output again after performing zero point calibration. |
CAUTION / NOTICE / HINT
NOTICE:
Click here
Click here
PROCEDURE
1. |
CHECK FOR DTC |
(a) Calibrate the torque sensor zero point. (Step 1)
Click here
Tester Display |
---|
Torque Sensor Adjustment |
(b) Check for DTCs. (Step 2)
Click here
HINT:
If DTCs are output, perform steps (1) and (2) two more times.
Result |
Proceed to |
---|---|
DTCs are still output after performing steering zero point calibration 3 times. |
A |
Normal system code is output. |
B |
B | ![]() |
END |
|
2. |
REPLACE POWER STEERING ECU ASSEMBLY |
(a) Replace the power steering ECU assembly.
Click here
|
3. |
CHECK FOR DTC |
(a) Calibrate the torque sensor zero point. (Step 1)
Click here
Tester Display |
---|
Torque Sensor Adjustment |
(b) Check for DTCs. (Step 2)
Click here
HINT:
If DTCs are output, perform steps (1) and (2) two more times.
Result |
Proceed to |
---|---|
DTCs are still output after performing steering zero point calibration 3 times. |
A |
Normal system code is output. |
B |
A | ![]() |
REPLACE ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY |
B | ![]() |
END |
Toyota CH-R Service Manual > Smart Key System(for Entry Function): Front Passenger Side Door Entry Lock and Unlock Functions do not Operate
DESCRIPTION
If the entry lock and unlock functions do not operate for the front passenger
door only, the request code may not be being transmitted from the front passenger
door or the front door outside handle assembly RH (touch sensor) may be malfunctioning.
If the entry functions for other ...
Toyota CH-R Service Manual > Steering Lock System: Terminals Of Ecu
TERMINALS OF ECU
TERMINAL INSPECTION
*a
Component without harness connected
(Steering Lock ECU (Steering Lock Actuator or Upper Bracket Assembly))
-
-
(a) Measure the voltage and resistance according to the value(s) in the table
below.
...