P3015 TOYOTA, LEXUS: BATTERY BLOCK 5 BECOMES WEAK
POST UPDATED IN January, 2023
P3015 TOYOTA, LEXUS: BATTERY BLOCK 5 BECOMES WEAK
In hybrid vehicles, both electric motors and heat engines are used. In the case of electric motors, they require a high voltage which is provided by a high-voltage battery known as a traction battery. This is made up of 28 modules that individually contain 6 cells of 1.2 volts. The connection of the cells is carried out in such a way that a series is formed, which guarantees 201.5 volts.
When the P3015 OBDII fault code is stored, it means that a voltage or internal resistance was detected in block number 5 of the hybrid battery, which has inconsistencies and is interpreted as an erratic operation.
Reasons for setting the P3015 OBD2 diagnostic code:
Steps to solve the P3015 OBDII DTC: