Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM100000001FWQ9
Model Year Start: 2019 Model: RAV4 Prod Date Range: [11/2018 - 02/2019]
Title: DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM (w/o Smart Key System): TERMINALS OF ECU; 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]

TERMINALS OF ECU

CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

*1

Main body ECU (multiplex network body ECU)

-

-

(a) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly.

Click here 2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

(b) Reconnect the instrument panel junction block assembly connectors.

(c) Measure the resistance and voltage according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.

Terminal No. (Symbol)

Wiring Color

Input/Output

Terminal Description

Condition

Specified Condition

Related Data List Item

A-11 (GND1) - Body ground

-

-

Ground

Always

Below 1 Ω

-

A-30 (ACC) - Body ground

-

Input

ACC power supply

Ignition switch ACC

11 to 14 V

ACC SW

Ignition switch off

Below 1 V

A-31 (BECU) - Body ground

-

Input

Battery power supply

Always

11 to 14 V

-

A-32 (IG) - Body ground

-

Input

IG power supply

Ignition switch ON

11 to 14 V

IG SW

Ignition switch off

Below 1 V

(d) Install the main body ECU (multiplex network body ECU) to instrument panel junction block assembly.

Click here 2019 - 2020 MY RAV4 RAV4 HV [11/2018 - 08/2020]; POWER DISTRIBUTION: MAIN BODY ECU: INSTALLATION

(e) Measure the voltage and check for pulses according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Input/Output

Terminal Description

Condition

Specified Condition

Related Data List Item

G45-11 (PRG) - Body ground

B - Body ground

Output

Output to door control receiver

Key inserted into ignition key cylinder → Key pulled out of ignition key cylinder

11 to 14 V → Pulse generation → 11 to 14 V

-

G45-10 (RDA) - Body ground

R - Body ground

Input

Input from door control receiver

Procedure:

  1. Remove key from ignition key cylinder
  2. Close all doors
  3. Press lock or unlock switch of door control transmitter module set sub-assembly

11 to 14 V → Pulse generation

-

4F-29 (BZR) - Body ground*

L - Body ground

Output

Wireless door lock buzzer output

Active Test Wireless Buzzer on

Pulse generation

(frequency: 2 kHz, high voltage: 11 to 14 V, low voltage: below 1 V)

-

Active Test Wireless Buzzer off

Below 1 V

-

  • *: w/ Wireless Door Lock Buzzer Answerback Function