DESCRIPTION
The motor relay (semiconductor relay) is built into the hydraulic brake booster and drives the pump motor based on a signal from the skid control ECU (master cylinder solenoid).
DTC No. |
DTC Detecting Condition |
Trouble Areas |
---|---|---|
C1257 |
Open in pump motor input circuit |
Hydraulic brake booster pump motor circuit |
PROCEDURE
1. |
CHECK HYDRAULIC BRAKE BOOSTER PUMP MOTOR OPERATION |
(a) Turn the ignition switch to OFF.
(b) Disconnect the actuator connector (S1).
(c) Depress the brake pedal more than 20 times.
(d) Turn the ignition switch to the ON position.
(e) Check the hydraulic brake booster pump motor operation.
OK:
Hydraulic brake booster pump operates.
NG |
REPLACE MASTER CYLINDER SOLENOID |
|
2. |
RECONFIRM DTC |
(a) Turn the ignition switch to OFF.
(b) Reconnect the actuator connector (S1).
(c) Turn the ignition switch to the ON position.
(d) Clear the DTCs (See page ).
(e) Check if the same DTCs are recorded.
Result |
Proceed to |
---|---|
DTC output |
A |
DTC not output |
B |
A |
REPLACE MASTER CYLINDER SOLENOID |
B |
END |
System Description
SYSTEM DESCRIPTION
1. ILLUMINATED ENTRY SYSTEM
(a) The illuminated entry system has the following control functions:
Control
Outline
Lights that Operate
Actuation Area-linked*1
When a registered key enters any actuation area around the ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL GENERATOR DRIVE END FRAME BEARING
(a) Using SST and a press, press in a new generator drive end frame bearing.
SST: 09950-60010
09951-00470
SST: 09950-70010
09951-07100
(b) Fit the ta ...
Rear Speed Sensor RH Output Malfunction (C1415,C1416)
DESCRIPTION
Refer to DTCs C1403 and C1404 (See page ).
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1415
Rear Speed Sensor RH Output Malfunction
Any of the following is detected:
An op ...