Lexus ES: Master Cylinder Pressure Circuit (C1786)
Lexus ES (XZ10) Service Manual / Suspension / Suspension Control / Adaptive Variable Suspension System / Master Cylinder Pressure Circuit (C1786)
DESCRIPTION
The absorber control ECU stores this DTC when a malfunction signal from the master cylinder pressure sensor built into the brake actuator assembly is received via CAN communication.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Memory |
|---|---|---|---|---|---|
| C1786 | Master Cylinder Pressure Circuit | A master cylinder pressure sensor malfunction signal is continuously received from the skid control ECU (brake actuator assembly) for 3 seconds or more. | Electronically controlled brake system | Does not come on | Yes |
PROCEDURE
| 1. | GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM |
(a) Go to electronically controlled brake system.
Click here .gif)
| NEXT | .gif) | END |
READ NEXT:
(Horizontality) G Sensor Malfunction (C1787)
DESCRIPTION The absorber control ECU receives a signal from the yaw rate and acceleration sensor (airbag ECU assembly) via CAN communication. DTC No. Detection Item DTC Detection Condition Tr
Vehicle Identification Malfunction (C1789)
DESCRIPTION When the absorber control ECU has not acquired the vehicle identification information, DTC C1789 is stored. When the vehicle identification information is correctly acquired, this DTC is c
Lost Communication With ECM/PCM "A" (U0100-U0122,U0124,U0126,U1103)
DESCRIPTION The absorber control ECU receives signals from the ECM, skid control ECU (brake actuator assembly), airbag ECU assembly, steering sensor and engine stop and start ECU* via CAN communicatio
SEE MORE:
Control Module Communication Bus "A" Off (U0073,U0126,U0129,U0140,U0155)
DESCRIPTION These DTCs are stored when the clearance warning ECU assembly cannot receive and recognize several signals via the CAN communication line. DTC No. Detection Item DTC Detection Condition Trouble Area U0073 Control Module Communication Bus "A" Off Control module communicat
Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during luggage compartment door removal/installation are shown below. Necessary Procedure After Parts Remo
© 2016-2025 Copyright www.lexguide.net
