2010 Cadillac Truck Escalade ESV AWD V8-6.2L Page 1436
4. Install the high voltage manual disconnect lever. Measure and record each of the 20 battery voltages.
5. Each battery voltage reading should be between 10-19 V.
锟斤拷If not within the specified range, replace the drive motor battery assembly.
6. Each battery voltage reading should be within 1.5 V of each other.
锟斤拷If not within the specified range, replace the drive motor battery assembly.
7. If all circuits test normal, replace the drive motor generator battery control module.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the repair.
* Drive Motor Generator Battery Replacement and Shipping Preparation ()
* Control Module References (See: Testing and Inspection/Programming and Relearning) for drive motor generator battery control module
replacement, setup and programming
P0B66
DTC P0B3E, P0B43, P0B48, P0B4D, P0B52, P0B57, P0B5C, P0B61, P0B66, P0B6B, P0B70, P0B75, P0B7A, P0B7F, P0B84, P0B89, P0B8E,
P0B93, P0B98, or P0B9D
Diagnostic Instructions
* Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System
Check - Vehicle) prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an
overview of the diagnostic approach.
* Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure
Instructions) provides an overview of each diagnostic category.
DTC Descriptors
DTC P0B3E
- Hybrid Battery 1 Circuit High Voltage
DTC P0B43
- Hybrid Battery 2 Circuit High Voltage
DTC P0B48
- Hybrid Battery 3 Circuit High Voltage
DTC P0B4D
- Hybrid Battery 4 Circuit High Voltage
DTC P0B52
- Hybrid Battery 5 Circuit High Voltage
DTC P0B57
- Hybrid Battery 6 Circuit High Voltage
DTC P0B5C
- Hybrid Battery 7 Circuit High Voltage
DTC P0B61
- Hybrid Battery 8 Circuit High Voltage
DTC P0B66
- Hybrid Battery 9 Circuit High Voltage
DTC P0B6B
- Hybrid Battery 10 Circuit High Voltage
DTC P0B70
- Hybrid Battery 11 Circuit High Voltage
DTC P0B75
- Hybrid Battery 12 Circuit High Voltage
