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 > Toyota Entune System: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
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DTC No.
Detection Item
Link
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DESCRIPTION
The airbag sensor assembly sends/receives signals to/from each ECU via CAN communication.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Test Mode / Check Mode
U0154/99
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