REMOVAL
CAUTION / NOTICE / HINT
NOTICE:
Release the vacuum from booster by depressing the brake pedal several times.
Then remove the brake master cylinder from brake booster.
PROCEDURE
1. PRECAUTION
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
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2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected.
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3. REMOVE LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY
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4. REMOVE BRAKE MASTER CYLINDER SUB-ASSEMBLY
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5. SEPARATE MASTER CYLINDER PUSH ROD CLEVIS
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6. REMOVE BRAKE BOOSTER ASSEMBLY
(a) Disconnect the vacuum warning switch assembly connector. (for 2GR-FKS) |
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(b) Disconnect the vacuum hose from the brake booster assembly. Text in Illustration
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(c) Remove the 4 nuts, and pull out the brake booster assembly. |
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(d) Remove the gasket from the brake booster assembly.
(e) Loosen the lock nut and then remove the push rod clevis.
7. REMOVE BRAKE VACUUM CHECK VALVE ASSEMBLY
(a) Remove the vacuum check valve from the brake booster assembly. Text in Illustration
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(b) Remove the grommet from the brake booster assembly.
8. REMOVE VACUUM WARNING SWITCH ASSEMBLY (for 2GR-FKS)
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Lost Communication with ECM / PCM "A" (U0100-U0142,U0155)
DESCRIPTION
These DTCs are stored when the clearance warning ECU assembly cannot receive
and recognize several signals via the CAN communication system.
DTC No.
DTC Detection Condition
Trouble Area
U0100
Lost Communication with ECM / P ...
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch
(Position)
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Components
COMPONENTS
ILLUSTRATION
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