Lexus ES: Stop Switch Circuit Malfunction (C164E)
DESCRIPTION
When a stop light switch assembly circuit malfunction signal sent from the electronically controlled brake system is detected by the clearance warning ECU assembly, DTC C164E is stored.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C164E | Stop Switch Circuit Malfunction | Stop light switch assembly circuit open | Electronically controlled brake system |
CAUTION / NOTICE / HINT
NOTICE:
-
After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.
Click here
.gif)
-
After replacing an ultrasonic sensor or the clearance warning ECU assembly, perform the necessary procedures (adjustment, calibration, initialization or registration).
Click here
PROCEDURE
| 1. | CHECK DTC OUTPUT |
(a) Using the Techstream, check for DTCs according to the prompts on the screen.
HINT:
After turning the power switch from off to on (IG), wait 4 seconds or more before checking for DTCs.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble Codes(b) Clear the DTCs according to the screen on the Techstream.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Clear DTCs(c) Recheck for DTCs.
Body Electrical > Advanced Parking Guidance/ICS/Intuitive P/A > Trouble CodesHINT:
- DTC C164E is stored when a malfunction signal sent from the electronically controlled brake system is detected.
- If the malfunctioning part has been repaired or replaced before rechecking for DTCs, DTC C164E will not be output again.
-
If DTC C164E is output frequently, duplicate the conditions that cause the problem symptoms and perform the inspection again, even though the DTC was not output when rechecking for DTCs.
Click here
| Result | Proceed to |
|---|---|
| DTC C164E is output | A |
| DTC C164E is not output | B |
| A | .gif) | GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM |
| B | | USE SIMULATION METHOD TO CHECK |
READ NEXT:
Brake Hydraulic Pressure Malfunction (C164F)
DESCRIPTION When a malfunction signal sent from the skid control ECU via CAN communication is detected by the clearance warning ECU assembly, DTC C164F is stored. DTC No. Detection Item DTC Det
Open or Short in Steering Angle Sensor +B (C1625)
DESCRIPTION This DTC is stored if the clearance warning ECU assembly receives a signal via CAN communication from the steering sensor that indicates a power supply problem. DTC No. Detection Item
Steering Angle Sensor Failure (C1626)
DESCRIPTION This DTC is stored if the clearance warning ECU assembly receives a signal via CAN communication from the steering sensor that indicates an internal malfunction. DTC No. Detection Ite
SEE MORE:
Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during headlight assembly removal/installation are shown below. Necessary Procedure After Parts Removed/Install
Operation Check
OPERATION CHECK CHECK WINDOW DEFOGGER SYSTEM (a) Turn the engine switch on (IG). (b) Check that the rear window defogger wire becomes warm by operating the rear window defogger switch of the air conditioning control assembly. (c) When the vehicle is stopped, confirm that the window defogger system o
