| Last Modified: 01-30-2024 | 6.11:8.1.0 | Doc ID: RM100000001FQO6 |
| Model Year Start: 2019 | Model: RAV4 HV | Prod Date Range: [11/2018 - 10/2023] |
| Title: DOOR / HATCH: POWER BACK DOOR SYSTEM (for HV Model): B2220; Back Door Motor Circuit; 2019 - 2023 MY RAV4 HV [11/2018 - 10/2023] | ||
|
DTC |
B2220 |
Back Door Motor Circuit |
DESCRIPTION
This DTC is stored when the multiplex network door ECU detects a malfunction of the motor built-into the power back door unit assembly set LH or power back door unit assembly set RH.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
B2220 |
Back Door Motor Circuit |
Malfunction of motor built into the power back door unit assembly set LH or power back door unit assembly set RH detected |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the multiplex network door ECU has been removed and installed or replaced, or if any of the connectors has been disconnected, initialize the power back door system.
Click here
![2019 - 2023 MY RAV4 HV [11/2018 - 10/2023]; DOOR / HATCH: POWER BACK DOOR SYSTEM (for HV Model): INITIALIZATION](/t3Portal/stylegraphics/info.gif)
PROCEDURE
|
1. |
CHECK FOR DTC |
(a) Clear the DTCs.
Click here
Body Electrical > Back Door > Clear DTCs
(b) Check for DTCs.
Click here
Body Electrical > Back Door > Trouble Codes
OK:
DTC B2220 is not output.
| OK |
|
|
|
2. |
INSPECT POWER BACK DOOR UNIT ASSEMBLY SET LH |
(a) Fully open the back door.
|
(b) Disconnect the power back door unit assembly set LH connector. |
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1 (BD+) - Body ground |
Always |
10 kΩ or higher |
|
2 (BD-) - Body ground |
Always |
10 kΩ or higher |
|
1 (BD+) - 2 (BD-) |
Always |
Below 1 MΩ |
| NG |
|
|
|
3. |
INSPECT POWER BACK DOOR UNIT ASSEMBLY SET RH |
(a) Fully open the back door.
|
(b) Disconnect the power back door unit assembly set RH connector. |
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1 (BD+2) - Body ground |
Always |
10 kΩ or higher |
|
2 (BD-2) - Body ground |
Always |
10 kΩ or higher |
|
1 (BD+2) - 2 (BD-2) |
Always |
Below 1 MΩ |
| NG |
|
|
|
4. |
CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK DOOR ECU - POWER BACK DOOR UNIT ASSEMBLY SET LH) |
(a) Disconnect the R19 multiplex network door ECU connector.
(b) Disconnect the R21 power back door unit assembly set LH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
R19-7 (BD+) - R21-1 (BD+) |
Always |
Below 1 Ω |
|
R19-6 (BD-) - R21-2 (BD-) |
Always |
Below 1 Ω |
|
R19-7 (BD+) or R21-1 (BD+) - Body ground |
Always |
10 kΩ or higher |
|
R19-6 (BD-) or R21-2 (BD-) - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
5. |
CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK DOOR ECU - POWER BACK DOOR UNIT ASSEMBLY SET RH) |
(a) Disconnect the R19 multiplex network door ECU connector.
(b) Disconnect the R20 power back door unit assembly set RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
R19-8 (BD+2) - R20-1 (BD+2) |
Always |
Below 1 Ω |
|
R19-9 (BD-2) - R20-2 (BD-2) |
Always |
Below 1 Ω |
|
R19-8 (BD+2) or R20-1 (BD+2) - Body ground |
Always |
10 kΩ or higher |
|
R19-9 (BD-2) or R20-2 (BD-2) - Body ground |
Always |
10 kΩ or higher |
| OK |
|
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|