ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT BRAKE BOOSTER ASSEMBLY (a) Airtightness check
(2) Depress the brake pedal with the engine running, and stop the engine with the brake pedal depressed. HINT: If there is no change in the brake pedal reserve distance while holding the brake pedal depressed for 30 seconds, the brake booster assembly is airtight. (b) Operation check
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Toyota Avalon Service & Repair Manual > Dynamic Radar Cruise Control System(for Hv Model): Communication Error from ECM to VSC Invalid Serial Data Received (P163181)
DESCRIPTION The hybrid vehicle control ECU sends signals such as dynamic radar cruise control operation signals, brake operation demand signals and buzzer operation demand signals to the skid control ECU (brake booster with master cylinder assembly) when the dynamic radar cruise control is operating ...