2010 Cadillac CTS Sedan AWD V6-3.6L Page 97

2010 Cadillac CTS Sedan AWD V6-3.6L Page 97

* Driver roof rail module terminal B

* Passenger roof rail module terminal A

* Left side impact module terminal 1

* Right side impact module terminal 1

* Driver seat belt pretensioner terminal 2

* Passenger seat belt pretensioner terminal 2

瀚慖f greater than the specified range, test the circuit control for a short to voltage.

8. Ignition OFF, test for infinite resistance between the appropriate high control circuit terminal and ground.

* I/P module Stage 1 terminal 1 X1

* I/P module Stage 2 terminal 2 X2

* Driver roof rail module terminal A

* Passenger right roof rail module terminal A (RHD)

* Passenger right roof rail module terminal B

* Left side impact module terminal 2

* Right side impact module terminal 2

* Driver seat belt pretensioner terminal 1

* Passenger seat belt pretensioner terminal 1

瀚慖f not the specified value, test the control circuit for a short to ground.

9. Test for infinite resistance between the appropriate low control circuit terminal and ground.

* I/P module Stage 1 terminal 2 X1

* I/P module Stage 2 terminal 1 X2

* Driver roof rail module terminal B

* Passenger roof rail module terminal A

* Left side impact module terminal A

* Right side impact module terminal A

* Driver seat belt pretensioner terminal 1

* Passenger seat belt pretensioner terminal 1

瀚慖f not the specified value, test the control circuit for a short to ground.

10. Test for less than 1 ohm between the following high control circuit terminals.

* I/P module Stage 1 terminal 1 X1 and SDM terminal 5

* I/P module Stage 2 terminal 2 X2 and SDM terminal 8

* Driver roof rail module terminal A and SDM terminal 17 X2

* Passenger roof rail module terminal A and SDM terminal 53 X2

* Left side impact module terminal 2 and SDM terminal 13 X2

* Right side impact module terminal 2 and SDM terminal 16 X2

* Driver seat belt pretensioner terminal 1 and SDM terminal 9 X2

* Passenger seat belt pretensioner terminal 1 and SDM terminal 12 X2

瀚慖f greater than the specified range, test the control circuit for an open/high resistance.

11. Test for less than 1 ohm between the following low control circuit terminals.

* I/P module Stage 1 terminal 2 X1 and SDM terminal 6

* I/P module Stage 2 terminal 1 X2 and SDM terminal 7

* Driver roof rail module terminal B and SDM terminal 18 X2

* Passenger roof rail module terminal B and SDM terminal 54 X2

* Left side impact module terminal 1 and SDM terminal 14 X2

* Right side impact module terminal 1 and SDM terminal 15 X2

* Driver seat belt pretensioner terminal 2 and SDM terminal 10 X2

* Passenger seat belt pretensioner terminal 2 and SDM terminal 11 X2

瀚慖f greater than the specified range, test the control circuit for an open/high resistance.

12. If all circuits test normal, replace the SDM.

Repair Instructions

Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.

* Instrument Panel Inflatable Restraint Module Replacement (See: Restraints and Safety Systems/Air Bag Systems/Air Bag/Service and

Repair/Removal and Replacement/Instrument Panel Inflatable Restraint Module Replacement)