Page 929 of 4284

Symptom:
OVERHEAD LEFT SWITCH INPUT STUCK
When Monitored and Set Condition:
OVERHEAD LEFT SWITCH INPUT STUCK
When Monitored: Continuously when the BCM is awake.
Set Condition: When the BCM senses an active switch input for over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
OVERHEAD LEFT SWITCH SHORTED
SLIDING DOORS OVERHEAD SWITCH MUX WIRE SHORT TO GROUND
BODY CONTROL MODULE - SLIDING DOORS OVERHEAD SWITCH CIRCUIT SHORTED
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the left power sliding door from the Overhead Console Switch.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD LEFT SWITCH INPUT STUCK?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the Overhead Console connector.
With the DRBIIIt, erase DTCs.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Wait 10 seconds.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD LEFT SWITCH INPUT STUCK?All
Ye s®Go To 3
No®Replace the Power Sliding Door Button Module.
Perform BODY VERIFICATION TEST - VER 1.
3 Disconnect the Body Control Module C3 connector.
Disconnect the Overhead Console Switch connector.
Measure the resistance of the Sliding Doors Overhead Switch Mux circuit to ground.
Is the resistance below 10000.0 ohms?All
Ye s®Repair the Sliding Doors Overhead Switch Mux wire for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
900
POWER DOORS - SLIDING
Page 930 of 4284

Symptom:
OVERHEAD RIGHT SWITCH INPUT STUCK
When Monitored and Set Condition:
OVERHEAD RIGHT SWITCH INPUT STUCK
When Monitored: Continuously when the BCM is awake.
Set Condition: When the BCM senses an active switch input for over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
OVERHEAD RIGHT SWITCH SHORTED
SLIDING DOORS OVERHEAD SWITCH MUX WIRE SHORT TO GROUND
BODY CONTROL MODULE - SLIDING DOORS OVERHEAD SWITCH CIRCUIT SHORTED
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the right power sliding door from the Overhead Console Switch.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD RIGHT SWITCH INPUT STUCK?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the Overhead Console Switch connector.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Wait 10 seconds.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD RIGHT SWITCH INPUT STUCK?All
No®Replace the Power Sliding Door Button Module.
Perform BODY VERIFICATION TEST - VER 1.
Ye s®Go To 3
3 Disconnect the Body Control Module C3 connector.
Disconnect the Overhead Console Switch connector.
Measure the resistance of the Sliding Doors Overhead Switch Mux circuit to ground.
Is the resistance below 2000.0 ohms?All
Ye s®Repair the Sliding Doors Overhead Switch Mux wire for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
901
POWER DOORS - SLIDING
Page 931 of 4284

Symptom:
OVERHEAD RIGHT/LEFT SWITCHES SHORT
When Monitored and Set Condition:
OVERHEAD RIGHT/LEFT SWITCHES SHORT
When Monitored: Continuously when the BCM is awake.
Set Condition: When the BCM senses less than 1.0 volts on the Sliding Doors Overhead
Switch Mux circuit for over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
OVERHEAD SWITCH SHORTED
SLIDING DOORS OVERHEAD SWITCH MUX WIRE SHORT TO GROUND
BODY CONTROL MODULE - SLIDING DOORS OVERHEAD SWITCH INPUT SHORTED
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the power sliding door from the Overhead Console Switch.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD RIGHT/LEFT SWITCHES SHORT?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the Overhead Console Switch connector.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Wait 10 seconds.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay OVERHEAD SWITCH #2 INPUT SHORT?All
No®Replace the Power Sliding Door Button Module.
Perform BODY VERIFICATION TEST - VER 1.
Ye s®Go To 3
3 Disconnect the Body Control Module C3 connector.
Disconnect the Overhead Console Switch connector.
Measure the resistance of the Sliding Doors Overhead Switch Mux circuit to ground.
Is the resistance below 100.0 ohms?All
Ye s®Repair the Sliding Doors Overhead Switch Mux wire for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
902
POWER DOORS - SLIDING
Page 932 of 4284

Symptom:
RIGHT B-PILLAR SWITCH INPUT OPEN
When Monitored and Set Condition:
RIGHT B-PILLAR SWITCH INPUT OPEN
When Monitored: Continuously when the BCM is awake.
Set Condition: When the BCM senses an input greater than 4.8 volts for over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
RIGHT SLIDING DOOR PILLAR SWITCH MUX CIRCUIT SHORT TO VOLTAGE
GROUND CIRCUIT OPEN
RIGHT SLIDING DOOR PILLAR SWITCH MUX WIRE OPEN
RIGHT B-PILLAR SWITCH OPEN
BODY CONTROL MODULE - RIGHT SLIDING DOOR PILLAR SWITCH OPEN
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the right power sliding door from the Right B-Pillar Switch.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay RIGHT B-PILLAR SWITCH INPUT OPEN?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the Body Control Module C3 connector.
Measure the voltage between Right Sliding Door Pillar Switch Mux circuit and
ground.
Is there any voltage present?All
Ye s®Repair the Right Sliding Door Pillar Switch Mux circuit for a
short to voltage.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 Disconnect the B-Pillar Switch connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit in the
B-Pillar Switch connector.
Does the test light illuminate brightly?All
Ye s®Go To 4
No®Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
903
POWER DOORS - SLIDING
Page 933 of 4284
TEST ACTION APPLICABILITY
4 Disconnect the Body Control Module C3 connector.
Disconnect the Right B-Pillar Switch connector.
Measure the resistance of the Right Sliding Door Pillar Switch Mux circuit between
the BCM C3 connector and the Right B-Pillar Switch connector.
Is the resistance below 5.0 ohms?All
Ye s®Go To 5
No®Repair the Right Sliding Door Pillar Switch Mux wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 Disconnect the Body Control Module C3 connector.
Measure the resistance between Right Sliding Door Pillar Switch Mux circuit and
ground.
Is the resistance below 20500.0 ohms?All
Ye s®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 6
6 If there are no possible causes remaining, view repair. All
Repair
Replace the B-Pillar Switch.
Perform BODY VERIFICATION TEST - VER 1.
904
POWER DOORS - SLIDING
RIGHT B-PILLAR SWITCH INPUT OPEN ÐContinued
Page 934 of 4284

Symptom:
RIGHT B-PILLAR SWITCH INPUT SHORT
When Monitored and Set Condition:
RIGHT B-PILLAR SWITCH INPUT SHORT
When Monitored: Continuously when the BCM is awake.
Set Condition: When the BCM senses a switch input less than .24 volts for over 10
seconds.
POSSIBLE CAUSES
DTC PRESENT
RIGHT B-PILLAR SWITCH SHORTED
RIGHT SLIDING DOOR PILLAR SWITCH MUX WIRE SHORT TO GROUND
BODY CONTROL MODULE - RIGHT SLIDING DOOR PILLAR SWITCH CIRCUIT SHORTED
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the right power sliding door from the Right B-Pillar Switch.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay RIGHT B-PILLAR SWITCH INPUT SHORT?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the Right B-Pillar Switch connector.
With the DRBIIIt, erase DTCs.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Wait 10 seconds.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay RIGHT B-PILLAR SWITCH INPUT OPEN?All
Ye s®Replace the B-Pillar Switch.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 Disconnect the Body Control Module C3 connector.
Disconnect the Right B-Pillar Switch connector.
Measure the resistance of the Right Sliding Door Pillar Switch Mux circuit to ground.
Is the resistance below 1000.0 ohms?All
Ye s®Repair the Right Sliding Door Pillar Switch Mux wire for a short
to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
905
POWER DOORS - SLIDING
Page 935 of 4284

Symptom:
RIGHT B-PILLAR SWITCH INPUT STUCK
When Monitored and Set Condition:
RIGHT B-PILLAR SWITCH INPUT STUCK
When Monitored: Continuously when the BCM is awake.
Set Condition: When the BCM senses an active switch input for over 10 seconds.
POSSIBLE CAUSES
DTC PRESENT
RIGHT B-PILLAR SWITCH SHORTED
RIGHT SLIDING DOOR PILLAR SWITCH MUX WIRE SHORT TO GROUND
BODY CONTROL MODULE - RIGHT SLIDING DOOR PILLAR SWITCH CIRCUIT SHORTED
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the right power sliding door from the Right B-Pillar Switch.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay RIGHT B-PILLAR SWITCH INPUT STUCK?All
Ye s®Go To 2
No®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the Right B-Pillar Switch connector.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay RIGHT B-PILLAR SWITCH INPUT OPEN?All
Ye s®Replace the B-Pillar Switch.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 Disconnect the Body Control Module C3 connector.
Disconnect the Right B-Pillar Switch connector.
Measure the resistance of the Right Sliding Door Pillar Switch Mux circuit to ground.
Is the resistance below 10000.0 ohms?All
Ye s®Repair the Right Sliding Door Pillar Switch Mux wire for a short
to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
906
POWER DOORS - SLIDING
Page 936 of 4284

Symptom:
*POWER SLIDING DOOR INOPERATIVE
POSSIBLE CAUSES
DTC'S PRESENT
MODULE RESPONSE
INTERMITTENT PROBLEM
SYSTEM TESTS
TEST ACTION APPLICABILITY
1 With the DRBIIItcheck for response from the Body Computer and the Power Sliding
Door Modules
Is there response from both modules?All
Ye s®Go To 2
No®Refer to symptom list for problems related to COMMUNICA-
TION.
2 With the DRBIIIt, read DTCs in POWER SLIDING DOOR and BODY COMPUTER.
Are any Power Sliding Door related codes present?All
Ye s®Refer to symptom list for problems related to POWER SLIDING
DOORS.
No®Go To 3
3 This test will determine what inhibited the Power Sliding Door from operating
properly.
With the DRBIIIt, select POWER SLIDING DOOR, MISCELLANEOUS, LAST
INHIBIT MONITOR.
Does the DRBIIItdisplay any INHIBIT REASONS?All
Ye s®Check for any binding conditions or other restrictions that may
prevent proper operation. Using the wiring diagram/schematic as
a guide, inspect the wiring and connectors.
No®Go To 4
4 Ensure the sliding door is fully closed before proceeding.
With the DRBIIItselect SYSTEM TEST.
Perform the Open, Close, Latch Cinch, Latch Release and Relay tests.
Did any test fail?All
Ye s®Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors.
No®Test Complete.
907
POWER DOORS - SLIDING