2010 Cadillac CTS Sedan AWD V6-3.6L Page 133
* 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)
