2010 Cadillac Truck Escalade/ESV RWD V8-6.2L Page 2133
P0562
The engine is running.
P0563
Ignition voltage has been greater than 12 V for 1 second this ignition cycle.
Conditions for Setting the DTC
P0562
The TCM detects system voltage is less than 10 V for 5 out of 6 seconds.
P0563
The TCM detects system voltage is greater than 18 V for 5 out of 6 seconds.
Action Taken When the DTC Sets
DTCs P0562 and P0563 are Type C DTCs.
Conditions for Clearing the DTC
DTCs P0562 and P0563 are Type C DTCs.
Diagnostic Aids
* Observe the driver information center messaging that would indicate the electrical system requires service.
* Inspect for the following conditions:
- Loose or damaged battery terminals
- Loose or corroded connections at the transmission
- Loose or corroded connections at the accessory power module
Reference Information
Schematic Reference
* Automatic Transmission Controls Schematics (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Diagrams)
* Hybrid Controls Schematics ()
Connector End View Reference
Component Connector End Views (See: Diagrams/Connector Views)
Electrical Information Reference
* Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit
Testing/Circuit Testing)
* Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic
Procedures/Connector Repairs/Connector Repairs)
* Testing for Intermittent Conditions and Poor Connections (See: Testing and Inspection/Component Tests and General Diagnostics/General
Electrical Diagnostic Procedures/Circuit Testing/Testing for Intermittent Conditions and Poor Connections)
* Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Wiring
Repairs/Wiring Repairs)
DTC Type Reference
Powertrain Diagnostic Trouble Code (DTC) Type Definitions (See: Diagnostic Trouble Code Descriptions/Powertrain Diagnostic Trouble Code
(DTC) Type Definitions)
Scan Tool Reference
Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information.
Circuit/System Verification
1. Engine running with the hood open, accessories OFF, measure and record the battery voltage. The voltage should be between 12.6-15.0 V.
瀚慖f not within the specified range, refer to DC Power Conversion Test ().
