2010 Cadillac Truck Escalade RWD V8-6.0L Hybrid Page 217
* The SDM has not received a message.
* The SDM has received invalid serial data from the front end sensor.
B0083 3A, B0084 3A, B0085 3A, B0086 3A, B0087 3A, B0088 3A
* The SDM has received an ID message from the front end sensor, which does not match the ID stored in the SDM memory.
* The SDM has reset the front end sensor twice without detecting the correct ID message.
B0083 71, B0084 71, B0085 71, B0086 71, B0087 71, B0088 71
The SDM has received invalid serial data from the front end sensor.
Action Taken When the DTC Sets
* The SDM requests the instrument panel cluster (IPC) to illuminate the AIR BAG indicator.
* The SIR System is disabled and no deployments are allowed.
Conditions for Clearing the DTC
* The condition for setting the DTC no longer exists.
* A history DTC will clear once 100 malfunction-free ignition cycles have occurred.
Reference Information
Schematic Reference
SIR Schematics (See: Diagrams/Electrical Diagrams/Air Bag Systems)
Connector End View Reference
Component Connector End Views (See: Diagrams/Connector Views)
Description and Operation
SIR System Description and Operation (See: Restraints and Safety Systems/Air Bag Systems/Description and Operation)
Electrical Information Reference
* Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit
Testing/Circuit Testing)
* 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)
* Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic
Procedures/Connector Repairs/Connector Repairs)
* Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Wiring
Repairs/Wiring Repairs)
Scan Tool Reference
Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information.
Circuit/System Testing
Important: Refer to SIR Service Precautions (See: Restraints and Safety Systems/Air Bag Systems/Service Precautions/Technician
Safety Information).
When removing connectors, inspect for damage or corrosion. Damage or corrosion in the following requires repair or replacement of
the affected component/connector:
* Front end sensor
* SDM module
* Front end sensor wiring harness connector
* SDM wiring harness connector
1. Ignition OFF, disconnect the harness connector at the appropriate sensor.
2. Disconnect the harness connector at the SDM.
3. Ignition ON, test for less than 1 volt between the following signal circuit and ground.
* Right front end sensor terminal 1
* Left front end sensor terminal 1
* Right front side impact sensor terminal B
* Left front side impact sensor terminal B
Mercedes Benz Diagnostic and Repair Information ,Wiring Diagrams. DTC. TSB. Types: TSB, DTC, Wiring Diagrams, OEM Procedures. Trusted by more than 400,000 technicians. OEM accurate fix for faster repairs. Repair Procedures and Labor Times. Factory Auto Repair info. Request A Demo Today. Factory-Correct Diagrams. Factory Part Numbers. Maintenance Schedules. Repair Procedures. Labor Times. Types: TSB, DTC.Mercedes,Mercedes,Benz,Mercedes-Benz UK,A,Class,B,Class,C,Class,E,Class,CLA,CLS,G,Class,GLA,A
Thursday, November 14, 2019
2010 Cadillac Truck Escalade RWD V8-6.0L Hybrid Page 217
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