Chrysler Pacifica. Manual — part 235
Symptom:
*PASSENGER SIDE VIEW MIRROR MOVEMENT INOPERATIVE
FROM ADJUSTING SWITCH
POSSIBLE CAUSES
DTC PRESENT
MIRROR ADJUSTING SWITCH
POWER MIRROR
MIRROR DRIVER WIRE OPEN
PASSENGER DOOR MODULE
TEST
ACTION
APPLICABILITY
1
With the DRBIII
t, check for DTC’s in the Driver Door Module and the Passenger
Door Module.
Does the DRBIII
t display any power mirror related DTC’s?
All
Yes
→ Refer to the symptom list for related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 2
2
With the DRBIII
t in I/O’s ensure the Side Mirror Select Switch displays side
selected.
With the DRBIII
t in I/O’s observe the Mirror Adjust Switch while depressing the
switch in the inoperative direction.
Does the DRBIII
t switch displays match the switch positions?
All
Yes
→ Go To 3
No
→ Replace the Driver Door Module.
Perform BODY VERIFICATION TEST - VER 1.
3
Turn the ignition off.
Disconnect the power mirror connector.
Turn the ignition on.
Measure the voltage between the Mirror Common Driver circuit and the inoperative
Vertical or Horizontal Driver circuit while depressing the mirror adjusting switch.
Is the voltage above 10.0 volts?
All
Yes
→ Replace the power mirror.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 4
937
POWER MIRROR
TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Disconnect the Passenger Power Mirror connector.
Disconnect the Passenger Door Module C3 connector.
Measure the following driver circuits from the power mirror connector to the
Passenger Door Module connector:
Passenger Mirror Common Driver.
Passenger Mirror Horizontal Driver.
Passenger Mirror Vertical Driver.
Is the resistance below 1.0 ohm for each of the driver circuits?
All
Yes
→ Replace the Passenger Door Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the mirror driver wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
938
POWER MIRROR
*PASSENGER SIDE VIEW MIRROR MOVEMENT INOPERATIVE FROM
ADJUSTING SWITCH —
Continued
Symptom:
BCM MESSAGES NOT RECEIVED - MHSAPM
When Monitored and Set Condition:
BCM MESSAGES NOT RECEIVED - MHSAPM
When Monitored:
With the ignition in run or run/start and vehicle not in shipping mode.
Set Condition:
The module does not receive any messages from the BCM. Time to mature
for the MHSAPM is 5 seconds.
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE BCM
MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, attempt to communicate with the Body Control Module.
Was the DRBIII
t able to I/D or communicate with the BCM?
All
Yes
→ Go To 2
No
→ Refer to the Communication category for the related symptom(s).
Perform POWER SEAT SYSTEM VERIFICATION TEST - VER 1.
2
With the DRBIII
t, erase DTC’s.
Cycle the ignition switch from off to on and wait approximately 1 minute.
With the DRBIII
t, read DTC’s.
Did this DTC reset?
All
Yes
→ Replace the module which set the DTC in accordance with the
service information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
939
POWER SEATS
Symptom:
DDM MESSAGES NOT RECEIVED - MHSAPM
When Monitored and Set Condition:
DDM MESSAGES NOT RECEIVED - MHSAPM
When Monitored:
Immediately.
Set Condition:
The module does not receive any messages from the DDM. Time to mature
for the MHSAPM 5 seconds.
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE DRIVER DOOR MODULE
MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, attempt to communicate with the Driver Door Module.
Was the DRBIII
t able to I/D or communicate with the DDM?
All
Yes
→ Go To 2
No
→ Refer to the Communication category for the related symptom(s).
Perform POWER SEAT SYSTEM VERIFICATION TEST - VER 1.
2
With the DRBIII
t, erase DTC’s.
Cycle the ignition switch from off to on, operate the door locks from the driver’s door
and wait approximately 1 minute.
With the DRBIII
t, read DTC’s.
Did this DTC reset?
All
Yes
→ Replace the module which set the DTC in accordance with the
service information.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Test Complete.
940
POWER SEATS
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