Toyota Corolla Cross: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT VACUUM SENSOR ASSEMBLY
(a) Connect the GTS to the DLC3.
(b) Start the engine.
(c) Turn the ignition switch off.
(d) Turn the ignition switch to ON.
(e) Turn the GTS on.
(f) Enter the following menus: Powertrain / Stop and Start / Data List / Brake Boost Pressure.
Powertrain > Stop and Start > Data List
|
Tester Display |
| Brake Boost Pressure |
(g) Compare the "Brake Boost Pressure" values before and after the brake pedal was depressed 5 times.
Standard:
Internal pressure changes by 20 kPa (150 mmHg, 5.91 in.Hg) or more.
HINT:
- Standard atmospheric pressure is 101 kPa (758 mmHg, 29.8 in.Hg).
- For every 100 m (328 ft.) increase in altitude, atmospheric pressure drops by 1 kPa (8 mmHg, 0.295 in.Hg).
- Atmospheric pressure varies with weather.
READ NEXT:
REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 BRAKE MASTER CYLINDER SUB-ASSEMBLY
47201 -
- -
2 VACUUM
INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 VACUUM SENSOR GROMMET
- -
- -
2 VACUUM SENSOR
h1 {color:red;} h2 {color:blue;} h3 {color:green;}
SEE MORE:
TERMINALS OF ECU
CHECK SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*a
Front view of wire harness connector
(to Skid Control ECU (Brake Actuator Assembly))
-
-
(a) Disconnect the A151 skid control ECU (brake actuator assembly)
connector.
PROBLEM SYMPTOMS TABLE NOTICE: 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.
HINT