Power Windows - Electrical Diagnostics: Other Jeep Commander I

Monitor Conditions

1. When Monitored: Whenever the module is awake.

Set Conditions

1. Set Condition: When the Driver Window Mux circuit is below 3.5 volts for over 30 seconds.

Possible Causes

Scheme 3

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1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Operate the Driver Window Switch in all positions several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B1852-DRIVER WINDOW SWITCH STUCK? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) DRIVER WINDOW SWITCH SHORTED With the scan tool, erase DTC's. Disconnect the Driver Window/Door Lock Switch C2 connector. With the scan tool, read DTC's. Does the scan tool display B1852-DRIVER WINDOW SWITCH CIRCUIT STUCK? No Replace the Driver Window/Door Lock Switch. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 3) .
3. 3) (Q221) MASTER SWITCH LEFT FRONT WINDOW MUX CIRCUIT SHORT TO GROUND Turn the ignition off. Disconnect the Driver Door Module C2 connector. Measure the resistance between ground and the (Q221) Master Switch Left Front Window Mux circuit. Is the resistance below 10000.0 ohms? Yes Repair the (Q221) Master Switch Left Front Window Mux circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 4) .
4. 4) (Q221) MASTER SWITCH LEFT FRONT WINDOW MUX CIRCUIT SHORT TO (Q994) DRIVER EXPRESS SWITCH RETURN CIRCUIT Measure the resistance between the (Q221) Master Switch Left Front Window Mux circuit and the (Z421) Driver Express Switch Return circuit. Is the resistance below 10000.0 ohms? Yes Repair the (Q221) Master Switch Left Front Window Mux circuit for a short to the (Q994) Driver Express Switch Return circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Driver Door Module in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Scheme 6

1. When Monitored: Whenever the window motor is operating.

1. Set Condition: When the Driver Window Express Up Driver circuit is grounded during a window movement command, this code will set.

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1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Try to operate the Driver Window up and down several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B1854-DRIVER WINDOW CONTROL CIRCUIT LOW? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) WINDOW MOTOR SHORTED With the scan tool, erase DTC's. Turn the ignition off. Disconnect the Driver Window Motor connector. Turn the ignition on. Operate the driver window switch up and down several times. With the scan tool, read DTC's. Does the scan tool display B1854-DRIVER WINDOW CONTROL CIRCUIT LOW? No Replace the Window Motor. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 3) .
3. 3) (Q311) DRIVER WINDOW EXPRESS UP DRIVER CIRCUIT SHORT TO GROUND Turn the ignition off. Disconnect the Driver Door Module C1 connector. Measure the resistance between Ground and the (Q311) Driver Window Express Up Driver circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q311) Driver Window Express Up Driver circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 4) .
4. 4) (Q311) DRIVER WINDOW EXPRESS UP DRIVER CIRCUIT SHORT TO (Q321) DRIVER WINDOW EXPRESS DOWN DRIVER CIRCUIT Measure the resistance between the (Q321) Driver Window Express Down Driver circuit and the (Q311) Driver Window Express Up Driver circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q321) Driver Window Express Down Driver circuit for a short to the (Q311) Driver Window Express Up Driver circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Driver Door Module. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Scheme 10

1. When Monitored: Whenever the module is awake.

1. Set Condition: When the Driver Window Hall Sensor Supply circuit falls below 2.0 volts of battery voltage for over 200ms, this code will set.

Scheme 11

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1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Operate the Passenger Window up and down several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B1858-DRIVER WINDOW POSITION SENSOR POWER SUPPLY LOW? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) WINDOW MOTOR OPEN OR SHORTED Turn the ignition off. Disconnect the Driver Window Motor connector. Turn the ignition on. Measure the voltage between ground and the (Q305) Driver Window Hall Sensor Supply circuit. Is the voltage above 10.5 volts? Yes Replace the Window Motor in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 3) .
3. 3) (Q305) DRIVER WINDOW HALL SENSOR SUPPLY CIRCUIT SHORT TO GROUND Turn the ignition off. Disconnect the Driver Door Module C2 connector. Measure the resistance between Ground and the (Q305) Driver Window Hall Sensor Supply circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q305) Driver Window Hall Sensor Supply circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 4) .
4. 4) (Q305) DRIVER WINDOW HALL SENSOR SUPPLY CIRCUIT OPEN Measure the resistance of the (Q305) Driver Window Hall Sensor Supply circuit between the Driver Window Motor connector and the Driver Door Module C2 connector. Is the resistance below 5.0 ohms? No Repair the (Q305) Driver Window Hall Sensor Supply circuit for an open. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Replace the Driver Door Module in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Scheme 14

1. When Monitored: Whenever the module is awake.

1. Set Condition: When one of the window motor hall sensors does not generate a signal during a window movement, this code will set.

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1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Try to operate the Driver Window up and down several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B185A-DRIVER WINDOW POSITION SENSOR CIRCUIT PERFORMANCE? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) (Q301) DRIVER WINDOW HALL SENSOR A SIGNAL SHORT TO GROUND Turn the ignition off. Disconnect the Driver Window Motor connector. Disconnect the Driver Door Module C1 connector. Measure the resistance between Ground and the Driver Window Hall Sensor A Signal circuit. Is the resistance below 10000.0 ohms? Yes Repair the Driver Window Hall Sensor A signal circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 3) .
3. 3) (Q303) DRIVER WINDOW HALL SENSOR B SIGNAL CIRCUIT SHORT TO GROUND Measure the resistance between Ground and the (Q303) Driver Window Hall Sensor B Signal circuit. Is the resistance below 10000.0 ohms? Yes Repair the (Q303) Driver Window Hall Sensor B Signal circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 4) .
4. 4) (Q301) DRIVER WINDOW HALL SENSOR A SIGNAL CIRCUIT OPEN Measure the resistance of the (Q301) Driver Window Hall Sensor A Signal circuit between the Motor connector and the Module C1 connector. Is the resistance below 1.0 ohms? No Repair the (Q301) Driver Window Hall Sensor A Signal circuit for an open. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 5) .
5. 5) (Q303) DRIVER WINDOW HALL SENSOR B SIGNAL CIRCUIT OPEN Measure the resistance of the (Q303) Driver Window Hall Sensor B Signal circuit between the Motor connector and the Module C1 connector. Is the resistance below 1.0 ohms? No Repair the (Q303) Driver Window Hall Sensor B Signal circuit for an open. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 6) .
6. 6) (Q303) DRIVER WINDOW HALL SENSOR B SIGNAL CIRCUIT SHORTED TO THE (Q991) DRIVER WINDOW HALL SENSOR RETURN CIRCUIT Measure the resistance between the (Q303) Driver Window Hall Sensor B Signal circuit and the (Q991) Driver Window Hall Sensor Return Ground circuit. Is the resistance below 10000.0 ohms? No Repair the (Q303) Driver Window Hall Sensor B Signal circuit for a short to the (Q991) Driver Window Hall Sensor Return circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 7) .
7. 7) (Q301) DRIVER WINDOW HALL SENSOR A SIGNAL CIRCUIT SHORTED TO THE (Q991) DRIVER WINDOW HALL SENSOR RETURN CIRCUIT Measure the resistance between the (Q301) Driver Window Hall Sensor A Signal circuit and the (Q991) Driver Window Hall Sensor Return circuit. Is the resistance below 10000.0 ohms? No Repair the (Q301) Driver Window Hall Sensor A Signal circuit for a short to the (Q991) Driver Window Hall Sensor Return circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 8) .
8. 8) (Q301) DRIVER WINDOW HALL SENSOR A SIGNAL CIRCUIT SHORT TO (Q303) DRIVER WINDOW HALL SENSOR B SIGNAL CIRCUIT Measure the resistance between the (Q301) Driver Window Hall Sensor A Signal circuit and the (Q303) Driver Window Hall Sensor B Signal circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q301) Driver Window Hall Sensor A Signal circuit for a short to the (Q303) Driver Window Hall Sensor B Signal circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Window Motor in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Scheme 22

1. When Monitored: Whenever the module is awake.

1. Set Condition: When the Passenger Window Express Switch Mux circuit is below 3.5 volts for over 30 seconds.

Scheme 23

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1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Operate the Passenger Window Switch in all positions several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B185D-PASSENGER WINDOW SWITCH CIRCUIT STUCK? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Check for a sticking switch and using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) DRIVER WINDOW SWITCH SHORTED With the scan tool, erase DTC's. Disconnect the Passenger Window/Door Lock Switch connector. With the scan tool, read DTC's. Does the scan tool display B185D-PASSENGER WINDOW SWITCH CIRCUIT STUCK? No Replace the Passenger Express Window/Door Lock Switch. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 3) .
3. 3) (Q336) PASSENGER WINDOW EXPRESS SWITCH MUX CIRCUIT SHORT TO GROUND Turn the ignition off. Disconnect the Passenger Door Module C2 connector. Measure the resistance between ground and the (Q336) Passenger Window Express Switch Mux circuit. Is the resistance below 10000.0 ohms? Yes Repair the (Q336) Passenger Window Express Switch Mux circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 4) .
4. 4) (Q336) PASSENGER WINDOW EXPRESS SWITCH MUX CIRCUIT SHORT TO (Q936) PASSENGER EXPRESS SWITCH RETURN CIRCUIT Measure the resistance between the (Q336) Passenger Window Express Switch Mux circuit and the (Q936) Passenger Express Switch Return circuit. Is the resistance below 10000.0 ohms? Yes Repair the (Q336) Passenger Express Switch Mux circuit for a short to the (Q936) Passenger Window Express Switch Return circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Passenger Door Module. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Scheme 26

1. When Monitored: Whenever the module is awake.

1. Set Condition: When the Passenger Window Driver Up circuit is grounded during a window up movement command, this code will set.

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1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Try to operate the Passenger Window up and down several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B185F-PASSENGER WINDOW CONTROL CIRCUIT LOW? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) WINDOW MOTOR SHORTED With the scan tool, erase DTC's. Turn the ignition off. Disconnect the Passenger Window Motor connector. Turn the ignition on. Operate the passenger window switch up and down several times. With the scan tool, read DTC's. Does the scan tool display B185F-PASSENGER WINDOW CONTROL CIRCUIT LOW? No Replace the Window Motor in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 3) .
3. 3) (Q312) PASSENGER WINDOW EXPRESS UP DRIVER CIRCUIT SHORT TO GROUND Measure the resistance between Ground and the (Q312) Passenger Window Express Up Driver circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q312) Passenger Window Express Up Driver circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 4) .
4. 4) (Q322) PASSENGER WINDOW EXPRESS DOWN DRIVER CIRCUIT SHORT TO (Q312) PASSENGER WINDOW EXPRESS UP DRIVER CIRCUIT Measure the resistance between the (Q322) Passenger Window Express Down Driver circuit and the (Q312) Passenger Window Express Up Driver circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q322) Passenger Window Express Down Driver circuit for a short to the (Q312) Passenger Window Express Up Driver circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Passenger Door Module. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Scheme 30

1. When Monitored: Whenever the module is awake.

1. Set Condition: When the Passenger Window Hall Sensor Supply circuit falls below 2.0 volts of battery voltage for over 200ms, this code will set.

Scheme 31

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1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Operate the Passenger Window up and down several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B1863-PASSENGER WINDOW POSITION SENSOR POWER SUPPLY LOW? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) WINDOW MOTOR OPEN OR SHORTED Turn the ignition off. Disconnect the Passenger Window Motor connector. Turn the ignition on. Measure the voltage between ground and the (Q306) Passenger Window Hall Sensor Supply circuit. Is the voltage above 10.5 volts? Yes Replace the Window Motor in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 3) .
3. 3) (Q306) PASSENGER WINDOW HALL SENSOR SUPPLY CIRCUIT SHORT TO GROUND Turn the ignition off. Disconnect the Passenger Door Module C2 connector. Measure the resistance between Ground and the (Q306) Passenger Window Hall Sensor Supply circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q306) Passenger Window Hall Sensor Supply circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 4) .
4. 4) (Q306) PASSENGER WINDOW HALL SENSOR SUPPLY CIRCUIT OPEN Measure the resistance of the (Q306) Passenger Window Hall Sensor Supply circuit between the Passenger Window Motor connector and the Passenger Door Module C2 connector. Is the resistance below 5.0 ohms? No Repair the (Q306) Passenger Window Hall Sensor Supply circuit for an open. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Replace the Passenger Door Module in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Scheme 34

1. When Monitored: Whenever the module is awake.

1. Set Condition: When one of the window motor hall sensors do not generate a signal within 1.25 ms during a window movement, this code will set.

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1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Try to operate the Passenger Window up and down several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B1865-PASSENGER WINDOW POSITION SENSOR CIRCUIT PERFORMANCE? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) (Q302) PASSENGER WINDOW HALL SENSOR A SIGNAL SHORT TO GROUND Turn the ignition off. Disconnect the Passenger Window Motor connector. Disconnect the Passenger Door Module C1 connector. Measure the resistance between Ground and the (Q302) Passenger Window Hall Sensor A Signal circuit. Is the resistance below 10000.0 ohms? Yes Repair the (Q302) Passenger Window Hall Sensor A signal circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 3) .
3. 3) (Q304) PASSENGER WINDOW HALL SENSOR B SIGNAL CIRCUIT SHORT TO GROUND Measure the resistance between Ground and the (Q304) Passenger Window Hall Sensor B Signal circuit. Is the resistance below 10000.0 ohms? Yes Repair the (Q304) Passenger Window Hall Sensor B Signal circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 4) .
4. 4) (Q302) PASSENGER WINDOW HALL SENSOR A SIGNAL CIRCUIT OPEN Measure the resistance of the (Q302) Passenger Window Hall Sensor A Signal circuit between the Motor connector and the Module C1 connector. Is the resistance below 1.0 ohms? No Repair the (Q302) Passenger Window Hall Sensor A Signal circuit for an open. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 5) .
5. 5) (Q304) PASSENGER WINDOW HALL SENSOR B SIGNAL CIRCUIT OPEN Measure the resistance of the (Q304) Passenger Window Hall Sensor B Signal circuit between the Motor connector and the Module C1 connector. Is the resistance below 1.0 ohms? No Repair the (Q304) Passenger Window Hall Sensor B Signal circuit for an open. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 6) .
6. 6) (Q304) PASSENGER WINDOW HALL SENSOR B SIGNAL CIRCUIT SHORTED TO (Q990) PASSENGER WINDOW HALL SENSOR RETURN CIRCUIT Measure the resistance between the (Q304) Passenger Window Hall Sensor B Signal circuit and the (Q990) Passenger Window Hall Sensor Return circuit in the PDM C1 connector. Is the resistance below 10000.0 ohms? Yes Repair the (Q304) Passenger Window Hall Sensor B Signal circuit for a short to the (Q990) Passenger Window Hall Sensor Return circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 7) .
7. 7) (Q302) PASSENGER WINDOW HALL SENSOR A SIGNAL CIRCUIT SHORTED TO (Q990) PASSENGER WINDOW HALL SENSOR RETURN CIRCUIT Measure the resistance between the (Q302) Passenger Window Hall Sensor A Signal circuit and the (Q990) Passenger Window Hall Sensor Return circuit in the PDM C1 connector. Is the resistance below 10000.0 ohms? Yes Repair the (Q302) Passenger Window Hall Sensor A Signal circuit for a short to the (Q990) Passenger Window Hall Sensor Return circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 8) .
8. 8) (Q302) PASSENGER WINDOW HALL SENSOR A SIGNAL CIRCUIT SHORT TO (Q304) PASSENGER WINDOW HALL SENSOR B SIGNAL CIRCUIT Measure the resistance between the (Q302) Passenger Window Hall Sensor A Signal circuit and the (Q304) Passenger Window Hall Sensor B Signal circuit. Is the resistance below 10000.0 ohms? Yes Repair the (Q302) Passenger Window Hall Sensor A Signal circuit for a short to the (Q304) Passenger Window Hall Sensor B Signal circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Window Regulator Assembly. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Scheme 42

1. When Monitored: Whenever the module is awake.

1. Set Condition: When the Driver Window Mux circuit is below 3.5 volts for over 30 seconds.

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1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Operate the Driver Passenger Window Switch in all positions several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B1868-DRIVER PASSENGER WINDOW SWITCH CIRCUIT STUCK? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) DRIVER WINDOW SWITCH SHORTED With the scan tool, erase DTC's. Disconnect the Driver Window/Door Lock Switch C2 connector. With the scan tool, read DTC's. Does the scan tool display B1868-DRIVER PASSENGER WINDOW SWITCH CIRCUIT STUCK? No Replace the Driver Express Window/Door Lock Switch. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 3) .
3. 3) (Q222) MASTER SWITCH RIGHT FRONT WINDOW MUX CIRCUIT SHORT TO GROUND Turn the ignition off. Disconnect the Driver Door Module C2 connector. Measure the resistance between ground and the (Q222) Master Switch Right Front Window Mux circuit. Is the resistance below 10000.0 ohms? Yes Repair the (Q222) Master Switch Right Front Window Mux circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 4) .
4. 4) (Q222) MASTER SWITCH RIGHT FRONT WINDOW MUX CIRCUIT SHORT TO (Q994) DRIVER EXPRESS SWITCH RETURN CIRCUIT Measure the resistance between the (Q222) Master Switch Right Front Window Mux circuit and the (Q994) Driver Express Switch Return circuit. Is the resistance below 10000.0 ohms? Yes Repair the (Q222) Master Switch Right Front Window Mux circuit for a short to the (Q994) Driver Express Switch Return circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Driver Door Module. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Scheme 46

1. When Monitored: Continuously

1. Set Condition: When the Driver Express Switch Driver Window Mux circuit is under 4.4 volts for over 100 ms.

Scheme 47

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1. 1) TEST FOR INTERMITTENT CONDITION With the scan tool, record and erase DTC's Operate the Driver Window Switch in both positions several times. Cycle the ignition from on to off 3 times. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display B190E-DRIVER WINDOW SWITCH CIRCUIT LOW? Yes Go to step 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) DRIVER WINDOW/DOOR LOCK SWITCH SHORTED TO GROUND With the scan tool, erase DTC's. Disconnect the Driver Window/Door Lock Switch C2 connector. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display B190E-DRIVER WINDOW SWITCH CIRCUIT LOW? No Replace the Driver Window/Door Lock Switch. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to step 3) .
3. 3) (Q221) DRIVER EXPRESS SWITCH DRIVER WINDOW MUX WIRE SHORT TO GROUND Turn the ignition off. Disconnect the Driver Door Module C2 connector. Measure the resistance between ground and the (Q221) Driver Express Switch Driver Window Mux circuit in the Driver Door Module C2 connector. Is the resistance below 10000.0 ohms? Yes Repair the (Q221) Driver Express Switch Driver Window Mux circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to step 4) .
4. 4) (Q221) DRIVER EXPRESS SWITCH DRIVER WINDOW MUX WIRE SHORT TO THE (Q994) DRIVER EXPRESS SWITCH RETURN CIRCUIT Measure the resistance between (Q994) Driver Express Switch Return circuit and the (Q221) Driver Express Switch Driver Window Mux circuit in the Driver Door Module C2 connector. Is the resistance below 1000.0 ohms? Yes Repair the (Q221) Driver Express Switch Driver Window Mux circuit for a short to the (Q994) Driver Express Switch Return circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Driver Door Module in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

1. When Monitored: Continuously

1. Set Condition: When the Driver Express Switch Driver Window Mux circuit is over 5.6 volts for over 100 ms.

Scheme 50

1. 1) TEST FOR INTERMITTENT CONDITION With the scan tool, record and erase DTC's Operate the Driver Window Switch in both positions several times. Cycle the ignition from on to off. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display B190F-DRIVER WINDOW SWITCH CIRCUIT HIGH? Yes Go to step 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) DRIVER WINDOW/DOOR LOCK SWITCH SHORTED With the scan tool, erase DTC's. Disconnect the Driver Window/Door Lock Switch C2 connector. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display B190F-DRIVER WINDOW SWITCH CIRCUIT HIGH? No Replace the Driver Window/Door Lock Switch. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to step 3) .
3. 3) (Q221) DRIVER EXPRESS SWITCH DRIVER WINDOW MUX CIRCUIT SHORT TO VOLTAGE Turn the ignition off. Disconnect the Driver Door Module C2 connector. Turn the ignition on. Measure the voltage between ground and the (Q221) Driver Express Switch Driver Window Mux circuit in the Driver Door Module C2 connector. Is there any voltage present? Yes Repair the (Q221) Driver Express Switch Driver Window Mux circuit for a short to voltage. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Driver Door Module in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Scheme 51

1. When Monitored: Continuously

1. Set Condition: When the Passenger Express Switch Driver Window Mux circuit is under 4.4 volts for over 100 ms.

Scheme 52

Scheme 53

1. 1) TEST FOR INTERMITTENT CONDITION With the scan tool, record and erase DTC's Operate the Passenger Window Switch in both positions several times. Cycle the ignition from on to off 3 times. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display B1911-PASSENGER WINDOW SWITCH CIRCUIT LOW? Yes Go to step 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) PASSENGER WINDOW/DOOR LOCK SWITCH SHORTED TO GROUND With the scan tool, erase DTC's. Disconnect the Passenger Window/Door Lock Switch connector. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display B1911-PASSENGER WINDOW SWITCH CIRCUIT LOW? No Replace the Passenger Window/Door Lock Switch. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to step 3) .
3. 3) (Q336) PASSENGER WINDOW EXPRESS SWITCH MUX CIRCUIT SHORT TO GROUND Turn the ignition off. Disconnect the Passenger Door Module C2 connector. Measure the resistance between ground and the (Q336) Passenger Window Express Switch Mux circuit in the Passenger Door Module C2 connector. Is the resistance below 10000.0 ohms? Yes Repair the (Q336) Passenger Window Express Switch Mux circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to step 4) .
4. 4) (Q336) PASSENGER WINDOW EXPRESS SWITCH MUX CIRCUIT SHORT TO THE (Q936) PASSENGER WINDOW EXPRESS SWITCH RETURN CIRCUIT Measure the resistance between the (Q336) Passenger Window Express Switch Mux circuit and the (Q936) Passenger Window Express Switch Return circuit in the Passenger Door Module C2 connector. Is the resistance below 1000.0 ohms? Yes Repair the (Q336) Passenger Window Express Switch Mux circuit for a short to the (Q936) Passenger Window Express Switch Return circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Driver Door Module in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

1. When Monitored: Continuously

1. Set Condition: When the Passenger Window Express Switch Mux circuit is over 5.6 volts for over 100 ms.

Scheme 54

1. 1) TEST FOR INTERMITTENT CONDITION With the scan tool, record and erase DTC's Operate the Passenger Window Switch in both positions several times. Cycle the ignition from on to off. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display B1912-PASSENGER WINDOW SWITCH CIRCUIT HIGH? Yes Go to step 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) PASSENGER WINDOW/DOOR LOCK SWITCH SHORTED With the scan tool, erase DTC's. Disconnect the Passenger Window/Door Lock Switch C2 connector. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display B1912-PASSENGER WINDOW SWITCH CIRCUIT HIGH? No Replace the Passenger Window/Door Lock Switch. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to step 3) .
3. 3) (Q336) PASSENGER WINDOW EXPRESS SWITCH MUX WIRE SHORT TO VOLTAGE Turn the ignition off. Disconnect the Passenger Door Module C2 connector. Turn the ignition on. Measure the voltage between ground and the (Q336) Passenger Window Express Switch Mux circuit in the Passenger Door Module C2 connector. Is there any voltage present? Yes Repair the (Q336) Passenger Window Express Switch Mux circuit for a short to voltage. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Passenger Door Module in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

1. When Monitored: Whenever the module is awake.

1. Set Condition: When the Driver Window Express Down Driver circuit is grounded during a window down movement command, this code will set.

Scheme 55

1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Try to operate the Driver Window up and down several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B1914-DRIVER WINDOW CONTROL 2 CIRCUIT LOW? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) WINDOW MOTOR SHORTED With the scan tool, erase DTC's. Turn the ignition off. Disconnect the Driver Window Motor connector. Turn the ignition on. Operate the driver window switch up and down several times. With the scan tool, read DTC's. Does the scan tool display B1914-DRIVER WINDOW CONTROL 2 CIRCUIT LOW? No Replace the Window Motor in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 3) .
3. 3) (Q321) DRIVER WINDOW EXPRESS DOWN DRIVER CIRCUIT SHORT TO GROUND Turn the ignition off. Disconnect the Driver Door Module C1 connector. Measure the resistance between Ground and the (Q321) Driver Window Express Down Driver circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q321) Driver Window Express Down Driver circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 4) .
4. 4) (Q311) DRIVER WINDOW EXPRESS UP DRIVER CIRCUIT SHORT TO (Q321) DRIVER WINDOW EXPRESS DOWN DRIVER CIRCUIT Measure the resistance between the (Q321) Driver Window Express Down Driver circuit and the (Q311) Driver Window Express Up Driver circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q321) Driver Window Express Down Driver circuit for a short to the (Q311) Driver Window Express Up Driver circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Driver Door Module in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

1. When Monitored: Whenever the module is awake.

1. Set Condition: When the Passenger Window Express Down Driver circuit is grounded during a window down movement command, this code will set.

Scheme 56

1. 1) TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTC's Try to operate the Passenger Window up and down several times. Wait 30 seconds. With the scan tool, read DTC's. Does the scan tool display B1918-PASSENGER WINDOW CONTROL 2 CIRCUIT LOW? Yes Go to 2) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
2. 2) WINDOW MOTOR SHORTED With the scan tool, erase DTC's. Turn the ignition off. Disconnect the Passenger Window Motor connector. Turn the ignition on. Operate the passenger window switch up and down several times. With the scan tool, read DTC's. Does the scan tool display B1918-PASSENGER WINDOW CONTROL 2 CIRCUIT LOW? No Replace the Window Motor in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . Yes Go to 3) .
3. 3) (Q322) PASSENGER WINDOW EXPRESS DOWN DRIVER CIRCUIT SHORT TO GROUND Turn the ignition off. Disconnect the Passenger Door Module C1 connector. Measure the resistance between Ground and the (Q322) Passenger Window Express Down Driver circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q322) Passenger Window Express Down Driver circuit for a short to ground. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Go to 4) .
4. 4) (Q322) PASSENGER WINDOW EXPRESS DOWN DRIVER CIRCUIT SHORT TO (Q312) PASSENGER WINDOW EXPRESS UP DRIVER CIRCUIT Measure the resistance between the (Q322) Passenger Window Express Down Driver circuit and the (Q312) Passenger Window Express Up Driver circuit. Is the resistance below 1000.0 ohms? Yes Repair the (Q322) Passenger Window Express Down Driver circuit for a short to the (Q312) Passenger Window Express Up Driver circuit. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Replace the Passenger Door Module. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

1. When Monitored: At all times.

1. Set Condition: Anytime the module senses voltage input below 9.0 volts for over 15 seconds, this code will set.

Scheme 57

1. 1) CHECK ENGINE DTC's NOTE: Ensure the battery is fully charged before proceeding. With the scan tool, read ENGINE DTC's Are there any BATTERY OR CHARGING SYSTEM DTC's? No Go to 2) . Yes Refer to symptom list for problems related to ENGINE. Refer to appropriate Engine ELECTRICAL DIAGNOSTICS article.
2. 2) TEST FOR INTERMITTENT CONDITION With the scan tool, record and erase DTC's Start the engine and run for 2 minutes. With the scan tool, read DTC's. Does the scan tool display B210D-BATTERY VOLTAGE LOW? Yes Go to 3) . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .
3. 3) (A931) FUSED B(+) CIRCUIT RESISTED NOTE: The graphic shows the Driver Door Module. The Passenger Door Module is similar. Disconnect the Door Module C1 connector Test for a resisted (A931) Fused B(+) circuit by connecting a 12-volt test light between the (A931) Fused B(+) circuit and the (Z- - -) Ground circuit in the Door Module connector. The test light must illuminate brightly. Compare the brightness to that of a direct connection to the battery. Does the test light illuminate brightly? Yes Replace the Door Module in accordance with Service Information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Test the (A931) Fused B(+) and the (Z- - -) Ground circuits to determine which one has the high resistance. Repair the (A931) Fused B(+) circuit or the (Z- - -) Ground circuit for high resistance. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

1. When Monitored: At all times.

1. Set Condition: Anytime the module senses voltage input above 15.9 volts for over 15 seconds, this code will set.

1. When Monitored: At all times

1. Set Condition: Whenever the module detects an EEPROM failure

1. When Monitored: Whenever the window motor is operating.

1. Set Condition: When the Door Module has lost the parameters for window travel, this code will set.

This code will always set anytime the battery or the door module connector is disconnected.

1. When Monitored: Continuously

1. Set Condition: Whenever the CAN B Bus (+) or CAN B Bus (-) circuit is open.

Scheme 58

1. 1) CHECK FOR ACTIVE DTCS With the scan tool, read the active DTC's. Cycle the ignition switch from off to on at least 5 times, leaving the ignition on for a minimum of 90 seconds per cycle. With the scan tool, read the active DTC's. Does the scan tool display this DTC as active? Yes Go to 2) . No If the DTC is stored, check for an intermittent condition. Visually inspect the related wiring harness connectors. Look for broken, bent, pushed out, or corroded terminals.
2. 2) CHECK FRONT CONTROL MODULE DTC's With the scan tool, read Front Control Module active DTC's Does the scan tool display any CAN B BUS DTC's - ACTIVE? Yes Perform the appropriate test. Refer to «DIAGNOSIS AND TESTING»(ref-288232-S40396979612008062000000) . No Go to 3) .
3. 3) (D55) CAN B BUS (+) CIRCUIT OPEN Turn the ignition off. Disconnect the negative battery cable. Disconnect the appropriate Door Module C2 connector. Disconnect the Front Control Module C1 connector. Measure the resistance of the (D55) CAN B Bus (+) circuit between the Front Control Module C1 connector and the Door Module C2 connector. Is the resistance below 2.0 ohms? Yes Replace the appropriate Door Module in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Repair the (D55) CAN B Bus (+) circuit for an open. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

1. When Monitored: Continuously

1. Set Condition: Whenever the CAN B Bus (+) or CAN B Bus (-) circuit is open.

Scheme 59

1. 1) CHECK FOR ACTIVE DTCS With the scan tool, read the active DTC's. Cycle the ignition switch from off to on at least 5 times, leaving the ignition on for a minimum of 90 seconds per cycle. With the scan tool, read the active DTC's. Does the scan tool display this DTC as active? Yes Go to 2) . No If the DTC is stored, check for an intermittent condition. Visually inspect the related wiring harness connectors. Look for broken, bent, pushed out, or corroded terminals.
2. 2) CHECK FRONT CONTROL MODULE DTC's With the scan tool, read Front Control Module active DTC's Does the scan tool display any CAN B BUS DTC's - ACTIVE? Yes Perform the appropriate test. Refer to «DIAGNOSIS AND TESTING»(ref-288232-S40396979612008062000000) . No Go to 3) .
3. 3) (D54) CAN B BUS (-) CIRCUIT OPEN Measure the resistance of the (D54) CAN B Bus (-) circuit between the Front Control Module C1 connector and the Door Module C2 connector. Is the resistance below 2.0 ohms? Yes Replace the appropriate Door Module in accordance with service information. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) . No Repair the (D54) CAN B Bus (-) circuit for an open. Perform «BODY VERIFICATION TEST»(ref-288232-S30638820392008062000000) .

Note. This condition can happen anytime the battery or the door module connector is disconnected.