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 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. | - | EPS warning light: Comes on | Power switch on (IG) again | 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:
Click here
Click here
PROCEDURE
1. | CHECK FOR DTC |
(a) Clear the DTCs. (Step 1)
Click here
Chassis > EMPS > Clear DTCs(b) Calibrate the torque sensor zero point. (Step 2)
Click here
Chassis > EMPS > Utility Tester Display |
---|
Torque Sensor Adjustment |
(c) Check for DTCs. (Step 3)
Click here
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 |
B | END |
|
2. | REPLACE POWER STEERING ECU ASSEMBLY |
(a) Replace the power steering ECU assembly.
Click here
|
3. | CHECK FOR DTC |
(a) Clear the DTCs. (Step 1)
Click here
Chassis > EMPS > Clear DTCs(b) Calibrate the torque sensor zero point. (Step 2)
Click here
Chassis > EMPS > Utility Tester Display |
---|
Torque Sensor Adjustment |
(c) Check for DTCs. (Step 3)
Click here
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 | REPLACE ELECTRIC POWER STEERING COLUMN SUB-ASSEMBLY |
B | END |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Telematics System: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the telematics system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. CUSTOMER PROBLEM ANALYSIS HINT:
In troubleshooting, check that the problem symptoms h ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Safety Connect System: Microphone Circuit Open (B157213)
DESCRIPTION This DTC is stored when the DCM (telematics transceiver) detects a malfunction in the telephone microphone assembly circuit. DTC No. Detection Item DTC Detection Condition Trouble Area B157213 Microphone Circuit Open Current at terminal MCVD is lower than the malfunction ...