Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001G0QP
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 -           ]
Title: BRAKE SYSTEM (OTHER): VACUUM WARNING SWITCH(w/ Vacuum Brake Booster): ON-VEHICLE INSPECTION; 2019 - 2024 MY RAV4 RAV4 HV [11/2018 -        ]

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT VACUUM WARNING SWITCH ASSEMBLY

(a) Start the engine and stop it after 1 or 2 minutes.

(b) Disconnect the connector from the vacuum warning switch assembly.

(c) Measure the resistance of the vacuum warning switch assembly.

Standard Resistance:

10 kΩ or higher

(d) With the engine stopped, depress the brake pedal several times to release vacuum from the brake booster assembly, and measure the resistance of the vacuum warning switch assembly.

Standard Resistance:

Below 1 Ω

(e) Connect the connector to the vacuum warning switch assembly.