Toyota Yaris: Brake Booster / Inspection
INSPECTION
PROCEDURE
1. INSPECT BRAKE VACUUM CHECK VALVE ASSEMBLY
(a) Check that there is ventilation from the booster side to the engine side, and no ventilation from the engine side to the booster side of the brake vacuum check valve assembly. HINT: If the result is not as specified, replace the brake vacuum check valve assembly. |
| *a | Ventilation | *b | No Ventilation | *c | Engine Side | *d | Brake Booster Assembly Side | | |
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 brake booster assembly removal/installation are shown below...
REASSEMBLY PROCEDURE 1. INSTALL VACUUM SENSOR ASSEMBLY (a) Install a new vacuum sensor grommet to the brake booster assembly. (b) Install the vacuum sensor assembly to the brake booster assembly as shown in the illustration...
Other information:
PROBLEM SYMPTOMS TABLE NOTICE:
Before replacing the main body ECU (multiplex network body ECU), refer to Registration.
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When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored...
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT SPEEDOMETER NOTICE:
The combination meter assembly receives the vehicle speed signal from the skid control ECU (brake actuator assembly) via CAN communication. Therefore, perform the following inspection referring to values on the Data List of the skid control ECU (brake actuator assembly) because it is the source of the vehicle speed signal...
Categories
No special break-in is necessary, but a few precautions in the first 600
miles (1,000 km) may add to the performance, economy, and life of
the vehicle.
Do not race the engine.
Do not maintain one constant speed, either slow or fast, for a long
period of time.
Do not drive constantly at full-throttle or high engine rpm for
extended periods of time.
Avoid unnecessary hard stops.
Avoid full-throttle starts.
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