Lexus ES: Torque Sensor Zero Point Adjustment Incomplete (C1516)
DESCRIPTION
This DTC does not indicate a malfunction. The power steering ECU (rack and pinion power steering gear assembly) stores this DTC when it determines that torque sensor zero point calibration has not completed.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Return-to-normal Condition | Note |
|---|---|---|---|---|---|---|
| C1516 | Torque Sensor Zero Point Adjustment Incomplete | Torque sensor zero point calibration is incomplete due to the steering wheel being touched during calibration. | Torque sensor zero point calibration | EPS warning light: Comes on | The DTC is cleared | There is no malfunction if this DTC is not output again after clearing the DTC and torque sensor calibration value, and performing zero point calibration. |
CAUTION / NOTICE / HINT
NOTICE:
If the rack and pinion power steering gear assembly has been replaced, perform assist map writing and torque sensor zero point calibration.
Click here .gif)
PROCEDURE
| 1. | REPLACE CHECK FOR DTC |
(a) Clear the DTCs. (Step 1)
Chassis > EMPS > Clear DTCs(b) Calibrate the torque sensor zero point. (Step 2)
Chassis > EMPS > Utility| Tester Display |
|---|
| Torque Sensor Adjustment |
(c) Check for DTCs. (Step 3)
Chassis > EMPS > Trouble CodesHINT:
If DTCs are output, perform steps (1) to (3) 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 | .gif) | REPLACE RACK AND PINION POWER STEERING GEAR ASSEMBLY |
| B | | END |
READ NEXT:
Vehicle Speed Signal (C1541)
DESCRIPTION The power steering ECU (rack and pinion power steering gear assembly) receives vehicle speed signals from the skid control ECU (brake booster with master cylinder assembly) via CAN communi
IG Power Supply Voltage (C1551)
DESCRIPTION When a malfunction is detected in the power source circuit, the fail-safe function suspends power assist. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Ind
PIG Power Supply Voltage (C1552,C1554)
DESCRIPTION When a malfunction is detected in the PIG power source and power supply relay system, the fail-safe function suspends power assist. DTC No. Detection Item DTC Detection Condition
SEE MORE:
Panel Switches do not Function
CAUTION / NOTICE / HINT NOTICE:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.
Click here
When replacing the radio receiver assembly, alw
Short to +B in Outer Mirror Indicator(Master) (C1AB0)
DESCRIPTION This DTC is stored when the blind spot monitor sensor RH detects a short to +B in the outer rear view mirror indicator RH. DTC No. Detection Item DTC Detection Condition Trouble Area C1AB0 Short to +B in Outer Mirror Indicator(Master) Both of the following conditions ar
