| Last Modified: 01-30-2024 | 6.11:8.1.0 | Doc ID: RM100000001FW71 |
| Model Year Start: 2019 | Model: RAV4 | Prod Date Range: [11/2018 - 08/2020] |
| Title: DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: Power Source Circuit; 2019 - 2020 MY RAV4 RAV4 HV [11/2018 - 08/2020] | ||
|
Power Source Circuit |
DESCRIPTION
The main power source for the power door lock control system is supplied via the door control battery.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
- Inspect the fuses for circuits related to this system before performing the following procedure.
-
After performing the following inspection, perform Initialization.
Click here
![2019 MY RAV4 RAV4 HV [11/2018 - 02/2019]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION](/t3Portal/stylegraphics/info.gif)
-
Before replacing the main body ECU (multiplex network body ECU), refer to Smart Key System (for Start Function).*
Click here
*: w/ Smart Key System
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (DOOR CONTROL BATTERY - BATTERY AND BODY GROUND) |
(a) Disconnect the door control battery connector.
|
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
G49-2 (GND1) - Body ground |
Always |
Below 1 Ω |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
2. |
CHECK LIGHTING SYSTEM |
(a) Check the lighting system operation.
Click here
OK:
lighting system operates normally.
| NG |
|
|
|
3. |
CHECK HARNESS AND CONNECTOR (DOOR CONTROL BATTERY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY) |
(a) Disconnect the 4A instrument panel junction block assembly connector.
(b) Disconnect the G49 door control battery connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
G49-11 (DRLY) - 4A-1 |
Always |
Below 1 Ω |
|
G49-11 (DRLY) or 4A-1- Other terminals and body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
4. |
CHECK DOOR CONTROL BATTERY |
|
(a) Disconnect the 4A instrument panel junction block assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Switch Condition |
Specified Condition |
|---|---|---|
|
4A-1 - Body ground |
Ignition switch off |
11 to 14 V |
| OK |
|
REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY
|
| NG |
|
|
5. |
CHECK HARNESS AND CONNECTOR (DOOR CONTROL BATTERY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY) |
(a) Disconnect the 4D instrument panel junction block assembly connector.
(b) Disconnect the G49 door control battery connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
G49-3 (EDOR) - 4D-23 |
Always |
Below 1 Ω |
|
G49-3 (EDOR) or 4D-23 - Other terminals and body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
6. |
INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY |
(a) Remove the instrument panel junction block assembly.
Click here
(b) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly.
Click here
(c) Measure the resistance according to the value(s) in the table below.
|
*a |
Component without harness connected (Instrument Panel Junction Block Assembly) |
- |
- |
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
A-31 (BECU) - 4D-23 |
Always |
Below 1 Ω |
| NG |
|
REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY
|
|
|
7. |
INSPECT DOOR CONTROL BATTERY (INTERNAL CIRCUIT) |
|
(a) Turn the ignition switch off. |
|
(b) Leave the vehicle as is for 30 minutes (wait until the door control battery is discharged).
HINT:
Discharge time is reduced when the door control battery is not fully charged.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
G49-3 (EDOR) - Body ground |
Always |
11 to 14 V |
| OK |
|
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
|
| NG |
|
|
|