| Last Modified: 05-13-2024 | 6.11:8.1.0 | Doc ID: RM10000000263SE |
| Model Year Start: 2023 | Model: GR Corolla | Prod Date Range: [09/2022 - ] |
| Title: POWER DISTRIBUTION: POWER INTEGRATION SYSTEM: B235504; Power Distribution Box System Internal Failure; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - ] | ||
|
DTC |
B235504 |
Power Distribution Box System Internal Failure |
DESCRIPTION
This DTC is output when the power distribution box assembly detects an internal circuit error.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
B235504 |
Power Distribution Box System Internal Failure |
|
Power distribution box assembly |
WIRING DIAGRAM
Click here
![2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - ]; POWER DISTRIBUTION: POWER INTEGRATION SYSTEM: SYSTEM DIAGRAM](/t3Portal/stylegraphics/info.gif)
CAUTION / NOTICE / HINT
NOTICE:
-
When using the GTS with the ignition switch off to troubleshoot:
Connect the GTS to the vehicle, and turn a courtesy switch on and off at 1.5 second intervals until communication between the GTS and vehicle begins.
- Inspect the fuses for circuits related to this system before performing the following procedure.
PROCEDURE
|
1. |
CONFIRM PROBLEM SYMPTOMS |
(a) Check that no dependent system of the power distribution box assembly is malfunctioning.
HINT:
Refer to the link for dependent systems of the power distribution box assembly.
Click here
|
Result |
Proceed to |
|---|---|
|
No dependent system of the power distribution box assembly is malfunctioning |
A |
|
A dependent system of the power distribution box assembly is malfunctioning |
B |
| A |
|
|
|
2. |
INSPECT RELATED SYSTEMS |
(a) Perform an inspection for each malfunctioning system by following "HOW TO PROCEED WITH TROUBLESHOOTING".
|
Result |
Proceed to |
|---|---|
|
No related system is malfunctioning |
A |
|
A related system is malfunctioning |
B |
| B |
|
REPAIR OR REPLACE MALFUNCTIONING COMPONENT |
|
|
3. |
CLEAR DTC |
(a) Clear the DTCs.
Body Electrical > Power Distribution Box > Clear DTCs
|
|
4. |
CHECK FOR DTC |
(a) Check for DTCs.
Body Electrical > Power Distribution Box > Trouble Codes
|
Result |
Proceed to |
|---|---|
|
B235504 is not output |
A |
|
B235504 is output |
B |
| A |
|
| B |
|
REPLACE POWER DISTRIBUTION BOX ASSEMBLY
|
|
|