2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 1086
9. Ignition ON, test for 4.8-5.2 V between the signal circuit terminal 6 and ground.
瀚慖f less than the specified range, test the signal circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace
the fuel pump/trailer brake control module.
瀚慖f greater than the specified range, test the signal circuit for a short to voltage. If the circuit tests normal, replace the fuel pump/trailer
brake control module.
10. If all circuits test normal, test or replace the trailer brake controller switch panel.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
* Trailer Brake Control Switch Replacement (See: Accessories and Optional Equipment/Towing / Trailer System/Trailer Brake Control
Module/Service and Repair/Trailer Brake Control Switch Replacement)
* Control Module References (See: Testing and Inspection/Programming and Relearning) for fuel pump/trailer brake control module
replacement, setup, and programming
Gasoline With LY6, or Diesel
DTC C0880, C0890, C1115, C1116, C1117, or C1118 (Gasoline With LY6, or Diesel)
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 Descriptor
DTC C0880 00
- Device Voltage Reference Output 2 Circuit
DTC C0890 00
- Device Voltage Reference Output 3 Circuit
DTC C1115 08
- Manual Trailer Brake Apply Request Switch Signal Invalid
DTC C1115 5A
- Manual Trailer Brake Apply Request Switch Signal Plausibility Failure
DTC C1116 00
- Manual Trailer Brake Apply Request Signal 1
DTC C1117 00
- Manual Trailer Brake Apply Request Signal 2
DTC C1118 00
- Trailer Brake Control Sensitivity Switch Circuit
DTC C1118 08
- Trailer Brake Control Sensitivity Switch Circuit Signal Invalid
Diagnostic Fault Information
Showing posts with label 9. Ignition ON. Show all posts
Showing posts with label 9. Ignition ON. Show all posts
Monday, November 4, 2019
2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 1080
2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 1080
9. Ignition ON, test for 4.8-5.2 V between the signal circuit terminal 6 and ground.
瀚慖f less than the specified range, test the signal circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace
the fuel pump/trailer brake control module.
瀚慖f greater than the specified range, test the signal circuit for a short to voltage. If the circuit tests normal, replace the fuel pump/trailer
brake control module.
10. If all circuits test normal, test or replace the trailer brake controller switch panel.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
* Trailer Brake Control Switch Replacement (See: Accessories and Optional Equipment/Towing / Trailer System/Trailer Brake Control
Module/Service and Repair/Trailer Brake Control Switch Replacement)
* Control Module References (See: Testing and Inspection/Programming and Relearning) for fuel pump/trailer brake control module
replacement, setup, and programming
Gasoline With LY6, or Diesel
DTC C0880, C0890, C1115, C1116, C1117, or C1118 (Gasoline With LY6, or Diesel)
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 Descriptor
DTC C0880 00
- Device Voltage Reference Output 2 Circuit
DTC C0890 00
- Device Voltage Reference Output 3 Circuit
DTC C1115 08
- Manual Trailer Brake Apply Request Switch Signal Invalid
DTC C1115 5A
- Manual Trailer Brake Apply Request Switch Signal Plausibility Failure
DTC C1116 00
- Manual Trailer Brake Apply Request Signal 1
DTC C1117 00
- Manual Trailer Brake Apply Request Signal 2
DTC C1118 00
- Trailer Brake Control Sensitivity Switch Circuit
DTC C1118 08
- Trailer Brake Control Sensitivity Switch Circuit Signal Invalid
Diagnostic Fault Information
9. Ignition ON, test for 4.8-5.2 V between the signal circuit terminal 6 and ground.
瀚慖f less than the specified range, test the signal circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace
the fuel pump/trailer brake control module.
瀚慖f greater than the specified range, test the signal circuit for a short to voltage. If the circuit tests normal, replace the fuel pump/trailer
brake control module.
10. If all circuits test normal, test or replace the trailer brake controller switch panel.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
* Trailer Brake Control Switch Replacement (See: Accessories and Optional Equipment/Towing / Trailer System/Trailer Brake Control
Module/Service and Repair/Trailer Brake Control Switch Replacement)
* Control Module References (See: Testing and Inspection/Programming and Relearning) for fuel pump/trailer brake control module
replacement, setup, and programming
Gasoline With LY6, or Diesel
DTC C0880, C0890, C1115, C1116, C1117, or C1118 (Gasoline With LY6, or Diesel)
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 Descriptor
DTC C0880 00
- Device Voltage Reference Output 2 Circuit
DTC C0890 00
- Device Voltage Reference Output 3 Circuit
DTC C1115 08
- Manual Trailer Brake Apply Request Switch Signal Invalid
DTC C1115 5A
- Manual Trailer Brake Apply Request Switch Signal Plausibility Failure
DTC C1116 00
- Manual Trailer Brake Apply Request Signal 1
DTC C1117 00
- Manual Trailer Brake Apply Request Signal 2
DTC C1118 00
- Trailer Brake Control Sensitivity Switch Circuit
DTC C1118 08
- Trailer Brake Control Sensitivity Switch Circuit Signal Invalid
Diagnostic Fault Information
2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 1074
2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 1074
9. Ignition ON, test for 4.8-5.2 V between the signal circuit terminal 6 and ground.
瀚慖f less than the specified range, test the signal circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace
the fuel pump/trailer brake control module.
瀚慖f greater than the specified range, test the signal circuit for a short to voltage. If the circuit tests normal, replace the fuel pump/trailer
brake control module.
10. If all circuits test normal, test or replace the trailer brake controller switch panel.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
* Trailer Brake Control Switch Replacement (See: Accessories and Optional Equipment/Towing / Trailer System/Trailer Brake Control
Module/Service and Repair/Trailer Brake Control Switch Replacement)
* Control Module References (See: Testing and Inspection/Programming and Relearning) for fuel pump/trailer brake control module
replacement, setup, and programming
Gasoline With LY6, or Diesel
DTC C0880, C0890, C1115, C1116, C1117, or C1118 (Gasoline With LY6, or Diesel)
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 Descriptor
DTC C0880 00
- Device Voltage Reference Output 2 Circuit
DTC C0890 00
- Device Voltage Reference Output 3 Circuit
DTC C1115 08
- Manual Trailer Brake Apply Request Switch Signal Invalid
DTC C1115 5A
- Manual Trailer Brake Apply Request Switch Signal Plausibility Failure
DTC C1116 00
- Manual Trailer Brake Apply Request Signal 1
DTC C1117 00
- Manual Trailer Brake Apply Request Signal 2
DTC C1118 00
- Trailer Brake Control Sensitivity Switch Circuit
DTC C1118 08
- Trailer Brake Control Sensitivity Switch Circuit Signal Invalid
Diagnostic Fault Information
9. Ignition ON, test for 4.8-5.2 V between the signal circuit terminal 6 and ground.
瀚慖f less than the specified range, test the signal circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace
the fuel pump/trailer brake control module.
瀚慖f greater than the specified range, test the signal circuit for a short to voltage. If the circuit tests normal, replace the fuel pump/trailer
brake control module.
10. If all circuits test normal, test or replace the trailer brake controller switch panel.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
* Trailer Brake Control Switch Replacement (See: Accessories and Optional Equipment/Towing / Trailer System/Trailer Brake Control
Module/Service and Repair/Trailer Brake Control Switch Replacement)
* Control Module References (See: Testing and Inspection/Programming and Relearning) for fuel pump/trailer brake control module
replacement, setup, and programming
Gasoline With LY6, or Diesel
DTC C0880, C0890, C1115, C1116, C1117, or C1118 (Gasoline With LY6, or Diesel)
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 Descriptor
DTC C0880 00
- Device Voltage Reference Output 2 Circuit
DTC C0890 00
- Device Voltage Reference Output 3 Circuit
DTC C1115 08
- Manual Trailer Brake Apply Request Switch Signal Invalid
DTC C1115 5A
- Manual Trailer Brake Apply Request Switch Signal Plausibility Failure
DTC C1116 00
- Manual Trailer Brake Apply Request Signal 1
DTC C1117 00
- Manual Trailer Brake Apply Request Signal 2
DTC C1118 00
- Trailer Brake Control Sensitivity Switch Circuit
DTC C1118 08
- Trailer Brake Control Sensitivity Switch Circuit Signal Invalid
Diagnostic Fault Information
2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 1068
2010 Cadillac Truck Escalade EXT AWD V8-6.2L Page 1068
9. Ignition ON, test for 4.8-5.2 V between the signal circuit terminal 6 and ground.
瀚慖f less than the specified range, test the signal circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace
the fuel pump/trailer brake control module.
瀚慖f greater than the specified range, test the signal circuit for a short to voltage. If the circuit tests normal, replace the fuel pump/trailer
brake control module.
10. If all circuits test normal, test or replace the trailer brake controller switch panel.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
* Trailer Brake Control Switch Replacement (See: Accessories and Optional Equipment/Towing / Trailer System/Trailer Brake Control
Module/Service and Repair/Trailer Brake Control Switch Replacement)
* Control Module References (See: Testing and Inspection/Programming and Relearning) for fuel pump/trailer brake control module
replacement, setup, and programming
Gasoline With LY6, or Diesel
DTC C0880, C0890, C1115, C1116, C1117, or C1118 (Gasoline With LY6, or Diesel)
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 Descriptor
DTC C0880 00
- Device Voltage Reference Output 2 Circuit
DTC C0890 00
- Device Voltage Reference Output 3 Circuit
DTC C1115 08
- Manual Trailer Brake Apply Request Switch Signal Invalid
DTC C1115 5A
- Manual Trailer Brake Apply Request Switch Signal Plausibility Failure
DTC C1116 00
- Manual Trailer Brake Apply Request Signal 1
DTC C1117 00
- Manual Trailer Brake Apply Request Signal 2
DTC C1118 00
- Trailer Brake Control Sensitivity Switch Circuit
DTC C1118 08
- Trailer Brake Control Sensitivity Switch Circuit Signal Invalid
Diagnostic Fault Information
9. Ignition ON, test for 4.8-5.2 V between the signal circuit terminal 6 and ground.
瀚慖f less than the specified range, test the signal circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace
the fuel pump/trailer brake control module.
瀚慖f greater than the specified range, test the signal circuit for a short to voltage. If the circuit tests normal, replace the fuel pump/trailer
brake control module.
10. If all circuits test normal, test or replace the trailer brake controller switch panel.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.
* Trailer Brake Control Switch Replacement (See: Accessories and Optional Equipment/Towing / Trailer System/Trailer Brake Control
Module/Service and Repair/Trailer Brake Control Switch Replacement)
* Control Module References (See: Testing and Inspection/Programming and Relearning) for fuel pump/trailer brake control module
replacement, setup, and programming
Gasoline With LY6, or Diesel
DTC C0880, C0890, C1115, C1116, C1117, or C1118 (Gasoline With LY6, or Diesel)
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 Descriptor
DTC C0880 00
- Device Voltage Reference Output 2 Circuit
DTC C0890 00
- Device Voltage Reference Output 3 Circuit
DTC C1115 08
- Manual Trailer Brake Apply Request Switch Signal Invalid
DTC C1115 5A
- Manual Trailer Brake Apply Request Switch Signal Plausibility Failure
DTC C1116 00
- Manual Trailer Brake Apply Request Signal 1
DTC C1117 00
- Manual Trailer Brake Apply Request Signal 2
DTC C1118 00
- Trailer Brake Control Sensitivity Switch Circuit
DTC C1118 08
- Trailer Brake Control Sensitivity Switch Circuit Signal Invalid
Diagnostic Fault Information
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