Chrysler Pacifica. Manual — part 248
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Driver Power Seat Switch connector.
Disconnect the Driver Door Module C2 connector.
Inspect the Driver Seat Horizontal/Lumbar In Switch MUX circuit for a partial short
to ground or to another circuit in the seat switch harness.
Were there any problems found?
All
Yes
→ Repair the Driver Seat Horizontal/Lumbar In Switch MUX circuit
as necessary.
Perform POWER SEAT SYSTEM VERIFICATION TEST - VER
1.
No
→ Go To 4
4
Turn the ignition off.
Disconnect the Driver Power Seat Switch connector.
Disconnect the Driver Door Module C2 connector.
Inspect the Driver Seat Recliner/Lumbar Out Switch MUX circuit for a partial short
to ground or to another circuit in the seat switch harness.
Were there any problems found?
All
Yes
→ Repair the Driver Seat Recliner/Lumbar Out Switch MUX circuit
as necessary.
Perform POWER SEAT SYSTEM VERIFICATION TEST - VER
1.
No
→ Replace the Driver Door Module.
Perform BODY VERIFICATION TEST - VER 1.
989
POWER SEATS
LUMBAR SWITCH STUCK - DDM —
Continued
Symptom:
MEMORY SWITCH SHORT - DDM
When Monitored and Set Condition:
MEMORY SWITCH SHORT - DDM
When Monitored:
Continuously.
Set Condition:
If the MUX circuit is under 0.10 volt for over 10 seconds, this code will set.
POSSIBLE CAUSES
DTC PRESENT
DRIVER POWER SEAT SWITCH
MEMORY SELECT SWITCH MUX
DRIVER DOOR MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, erase DTCs.
Cycle the ignition switch from Off to Run.
Operate the Seat Switch several times.
With the DRBIII
t, read DTCs.
Does the DRBIII
t display MEMORY SWITCH SHORT?
All
Yes
→ Go To 2
No
→ The condition that caused this code to set is not present at this
time.
Perform POWER SEAT SYSTEM VERIFICATION TEST - VER 1.
2
Disconnect the Driver Power Seat Switch connector.
Turn the ignition on.
With the DRBIII
t, erase DTCs.
Cycle the ignition switch from Off to Run and wait 10 seconds.
With the DRBIII
t, read DTCs.
Does the DRBIII
t display MEMORY SWITCH SHORT?
All
Yes
→ Go To 3
No
→ Replace the Driver Power Seat Switch.
Perform POWER SEAT SYSTEM VERIFICATION TEST - VER 1.
990
POWER SEATS
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Driver Power Seat Switch connector.
Disconnect the Driver Door Module C2 connector.
Inspect the Memory Select Switch MUX circuit for a short to ground or to another
circuit in the seat switch harness.
Were there any problems found?
All
Yes
→ Repair the Memory Select Switch MUX circuit as necessary.
Perform POWER SEAT SYSTEM VERIFICATION TEST - VER
1.
No
→ Replace the Driver Door Module.
Perform BODY VERIFICATION TEST - VER 1.
991
POWER SEATS
MEMORY SWITCH SHORT - DDM —
Continued
Symptom:
MEMORY SWITCH STUCK - DDM
When Monitored and Set Condition:
MEMORY SWITCH STUCK - DDM
When Monitored:
Continuously.
Set Condition:
If the switch is held in the on position for over 10 seconds, this code will
set.
POSSIBLE CAUSES
DTC PRESENT
DRIVER POWER SEAT SWITCH
MEMORY SELECT SWITCH MUX
DRIVER DOOR MODULE
TEST
ACTION
APPLICABILITY
1
Check the switches mechanical operation and also check for a possible obstruction.
Correct if necessary.
Turn the ignition on.
With the DRBIII
t, erase DTCs.
Cycle the ignition switch from Off to Run.
Operate the Switch several times.
With the DRBIII
t, read DTCs.
Does the DRBIII
t display MEMORY SWITCH STUCK?
All
Yes
→ Go To 2
No
→ The condition that caused this code to set is not present at this
time. Operate the switch several times to ensure it does not stick.
If the switch ever sticks, replace it.
Perform POWER SEAT SYSTEM VERIFICATION TEST - VER 1.
2
Disconnect the Driver Power Seat Switch connector.
Turn the ignition on.
With the DRBIII
t, erase DTCs.
Cycle the ignition switch from Off to Run and wait 10 seconds.
With the DRBIII
t, read DTCs.
Does the DRBIII
t display MEMORY SWITCH STUCK?
All
Yes
→ Go To 3
No
→ Replace the Driver Power Seat Switch.
Perform POWER SEAT SYSTEM VERIFICATION TEST - VER 1.
992
POWER SEATS
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст