Last Modified: 05-08-2025 6.11:8.1.0 Doc ID: RM100000001QT0W
Model Year Start: 2021 Model: RAV4 Prod Date Range: [08/2020 -           ]
Title: DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: TERMINALS OF ECU; 2021 - 2025 MY RAV4 RAV4 HV [08/2020 -        ]

TERMINALS OF ECU

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

*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 2021 MY RAV4 RAV4 HV [08/2020 - 12/2021]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL 2023 MY RAV4 RAV4 HV [10/2022 - 10/2023]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL 2024 - 2025 MY RAV4 RAV4 HV [10/2023 -        ]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL

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

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

Tester Connection

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

Auxiliary battery power supply

Ignition switch off

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 the instrument panel junction block assembly.

Click here 2021 - 2025 MY RAV4 RAV4 HV [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.

Tester Connection

Wiring Color

Input/Output

Terminal Description

Condition

Specified Condition

Related Data List Item

G44-1 (FLCY) - Body ground

R - Body ground

Input

Front door courtesy light switch assembly LH input

Front door LH open → closed

Below 1 V → 4.7 to 5.3 V

FL Door Courtesy SW

G44-6 (FRCY) - Body ground

BE - Body ground

Input

Front door courtesy light switch assembly RH input

Front door RH open → closed

Below 1 V → 4.7 to 5.3 V

FR Door Courtesy SW

4H-24 (LCTY) - Body ground

G - Body ground

Input

Rear door courtesy light switch assembly LH input

Rear door LH open → closed

Below 1 V → 4.7 to 5.3 V

RL Door Courtesy SW

4A-31 (RCTY) - Body ground

LA-V - Body ground

Input

Rear door courtesy light switch assembly RH input

Rear door RH open → closed

Below 1 V → 4.7 to 5.3 V

RR Door Courtesy SW

G45-18 (L2) - Body ground

LG - Body ground

Input

Driver door key-linked lock input

Driver door key cylinder turned to neutral position → on (lock)

Pulse generation → Below 1 V

Door Key SW-Lock

G45-17 (UL3) - Body ground

BE - Body ground

Input

Driver door key-linked unlock input

Driver door key cylinder turned to neutral position → on (unlock)

Pulse generation → Below 1 V

D Door Key SW-UL

4H-6 (ACT+) - Body ground

BR - Body ground

Output

Door lock motor lock drive output

Door control switch or door key cylinder off → on (lock)

Below 1 V → 11 to 14 V → Below 1 V

-

4H-18 (ACT+) - Body ground

LA-B - Body ground

Output

Door lock motor lock drive output

Door control switch or door key cylinder off → on (lock)

Below 1 V → 11 to 14 V → Below 1 V

-

4H-8 (ACT-) - Body ground

G - Body ground

Output

Door lock motor lock drive output

Door control switch or door key cylinder off → on (unlock)

Below 1 V → 11 to 14 V → Below 1 V

-

4H-9 (ACT-) - Body ground

R - Body ground

Output

Door lock motor lock drive output

Door control switch or door key cylinder off → on (unlock)

Below 1 V → 11 to 14 V → Below 1 V

-

4D-4 (ACTD) - Body ground

LA-LG - Body ground

Output

Driver door lock motor unlock drive output

Door control switch or driver door key cylinder off → on (unlock)

Below 1 V → 11 to 14 V → Below 1 V

-

4D-12 (LSFR) - Body ground

W - Body ground

Input

Front door RH unlock detection switch input

Front door RH locked → unlocked

Pulse generation → Below 1 V

FR Door Lock Pos

4D-13 (LSFL) - Body ground

W - Body ground

Input

Front door LH unlock detection switch input

Front door LH locked → unlocked

Pulse generation → Below 1 V

FL Door Lock Pos

G43-20 (LSWR) - Body ground*4

L - Body ground

Input

Rear door RH unlock detection switch input

Rear door RH locked → unlocked

Pulse generation → Below 1 V

RR-Door Lock Pos SW

4D-14 (LSWL) - Body ground*4

GR - Body ground

Input

Rear door LH unlock detection switch signal

Rear door LH locked → unlocked

Pulse generation → Below 1 V

RL-Door Lock Pos SW

4D-14 (LSWL) - Body ground*3

GR - Body ground

Input

Rear door LH and RH unlock detection switch input

Rear door RH and LH locked → Rear door RH or LH unlocked

Pulse generation → Below 1 V

RL-Door Lock Pos SW

4H-34 (BCTY) - Body ground

B - Body ground

Input

Back door courtesy light switch input

Back door closed

Below 1 V

Back Door Courtesy SW

Back door open

Pulse generation

4H-20 (TR+) - Body ground*1

LA-B - Body ground

Output

Back door lock motor drive output

Back door closed → open

Below 1 V → 11 to 14 V → Below 1 V

-

4D-16 (L1) - Body ground

LG - Body ground

Input

Front passenger door control switch input

Front passenger door control switch off → on (lock)

Pulse generation → Below 1 V

Door Lock SW-Lock

4A-39 (UL1) - Body ground

GR - Body ground

Input

Front passenger door control switch input

Front passenger door control switch off → on (unlock)

Pulse generation → Below 1 V

Door Lock SW-Unlock

G45-13 (BDSU) - Body ground*2

B - Body ground

Input

Back door opener switch input

Back door opener switch assembly (open switch) off → on

Pulse generation → Below 1 V

Back Door Open Handle SW

4A-7 (GSW) - Body ground

B - Body ground

Input

Collision detection input

Ignition switch ON

2.9 to 4.2 V

-
  • *1: w/o Power Back Door System
  • *2: w/o Smart Key System
  • *3: w/o Memory Call Function
  • *4: w/ Memory Call Function
for Gasoline Model:
for HV Model:

CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (w/ Smart Key System)

(a) Disconnect the G54 certification ECU (smart key ECU assembly) connector.

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

Tester Connection

Wiring Color

Input/Output

Terminal Description

Condition

Specified Condition

Related Data List Item

G54-18 (E) - Body ground

W-B - Body ground

-

Ground

Always

Below 1 Ω

-

G54-4 (+B) - Body ground

P - Body ground

Input

Power supply

Ignition switch off

11 to 14 V

-

(c) Reconnect the M7 certification ECU (smart key ECU assembly) connector.

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

Tester Connection

Wiring Color

Input/Output

Terminal Description

Condition

Specified Condition

Related Data List Item

M7-26 (TSW5) - Body ground

B - Body ground

Input

Back door opener switch input

Back door opener switch assembly (open switch) off → on

Below 1 V → Pulse generation

Smart Key

  • Tr/B-Door Unlock SW

CHECK AIRBAG ECU ASSEMBLY

Click here 2021 - 2025 MY RAV4 RAV4 HV [08/2020 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM: TERMINALS OF ECU