| Last Modified: 01-30-2024 | 6.11:8.1.0 | Doc ID: RM100000001H4NW |
| Model Year Start: 2019 | Model: RAV4 HV | Prod Date Range: [02/2019 - ] |
| Title: HYBRID / BATTERY CONTROL: REAR MOTOR GENERATOR CONTROL SYSTEM: P1BF946; Internal Control Module (EEPROM Estimated Temperature Information) Calibration / Parameter Memory Failure; 2019 - 2024 MY RAV4 HV [02/2019 - ] | ||
|
DTC |
P1BF946 |
Internal Control Module (EEPROM Estimated Temperature Information) Calibration / Parameter Memory Failure |
DESCRIPTION
The inverter with converter assembly monitors its internal operation and will store this DTC if it detects a malfunction of its EEPROM.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
MIL |
Warning Indicate |
|---|---|---|---|---|---|
|
P1BF946 |
Internal Control Module (EEPROM Estimated Temperature Information) Calibration / Parameter Memory Failure |
ECU internal malfunction (EEPROM error) (2 trip detection logic) |
Inverter with converter assembly |
Does not come on |
Master Warning: Comes on |
CONFIRMATION DRIVING PATTERN
HINT:
After repair has been completed, clear the DTC and then check that the vehicle has returned to normal by performing the following All Readiness check procedure.
Click here
![2019 - 2024 MY RAV4 HV [02/2019 - ]; HYBRID / BATTERY CONTROL: REAR MOTOR GENERATOR CONTROL SYSTEM: UTILITY](/t3Portal/stylegraphics/info.gif)
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON and turn the Techstream on.
- Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
- Turn the ignition switch off and wait for 2 minutes or more.
- Turn the ignition switch ON and wait for 5 seconds or more.
- Turn the ignition switch off and wait for 90 seconds or more.
- Turn the ignition switch to ON and turn the Techstream on.
- With ignition switch ON and wait for 5 seconds or more.
- Enter the following menus: Powertrain / Rear Motor Generator / Utility / All Readiness.
-
Check the DTC judgment result.
HINT:
- If the judgment result shows NORMAL, the system is normal.
- If the judgment result shows ABNORMAL, the system has a malfunction.
- If the judgment result shows INCOMPLETE, perform driving pattern again.
PROCEDURE
|
1. |
REPLACE INVERTER WITH CONVERTER ASSEMBLY |
Click here
| NEXT |
|
COMPLETED |
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