Chrysler Pacifica. Manual — part 231
Symptom:
PASSENGER
MIRROR
HORIZONTAL
OUTPUT
SHORT
TO
GROUND - PDM
When Monitored and Set Condition:
PASSENGER MIRROR HORIZONTAL OUTPUT SHORT TO GROUND - PDM
When Monitored:
Whenever mirror is idle.
Set Condition:
Driver circuit is shorted to ground.
POSSIBLE CAUSES
DTC PRESENT
POWER MIRROR
DRIVER MIRROR HORIZONTAL DRIVER SHORTED TO GROUND
PASSENGER DOOR MODULE
TEST
ACTION
APPLICABILITY
1
With the DRBIII
t, erase DTCs.
Cycle the ignition switch Off then back On.
With the DRBIII
t, read DTCs.
Did the same DTC return?
All
Yes
→ Go To 2
No
→ The conditions required to set the code are currently not present.
Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors.
Perform BODY VERIFICATION TEST - VER 1.
2
Turn the ignition off.
Disconnect the power mirror connector.
Turn the ignition on.
Using the DRBIII
t, erase DTC’s.
Cycle the ignition switch Off then back On.
With the DRBIII
t, read DTC’s.
Did the same DTC return?
All
Yes
→ Go To 3
No
→ Inspect the power mirror harness for a short, if OK replace the
mirror.
Perform BODY VERIFICATION TEST - VER 1.
921
POWER MIRROR
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Power Mirror connector.
Turn the ignition on.
Measure the Passenger Mirror Horizontal Driver circuit to ground.
Is the resistance below 5.0 ohms?
All
Yes
→ Repair the Driver Mirror Horizontal Driver circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Passenger Door Module.
Perform BODY VERIFICATION TEST - VER 1.
922
POWER MIRROR
PASSENGER MIRROR HORIZONTAL OUTPUT SHORT TO GROUND -
PDM —
Continued
Symptom:
PASSENGER MIRROR HORIZONTAL SENSOR CIRCUIT OPEN -
PDM
When Monitored and Set Condition:
PASSENGER MIRROR HORIZONTAL SENSOR CIRCUIT OPEN - PDM
When Monitored:
Continuously.
Set Condition:
If the voltage on the Passenger Mirror Horizontal Position Signal circuit
is above 4.1 volts for over 10 seconds, this code will set.
POSSIBLE CAUSES
PASSENGER MIRROR HORIZONTAL POSITION WIRE SHORTED TO VOLTAGE
PASSENGER MIRROR SENSOR GROUND WIRE OPEN
STORED DIAGNOSTIC TROUBLE CODE
PASSENGER MIRROR HORIZONTAL POSITION SIGNAL OPEN
PASSENGER POWER MIRROR
PASSENGER DOOR MODULE - HORIZONTAL POSITION SIGNAL
PASSENGER DOOR MODULE SENSOR GROUND
TEST
ACTION
APPLICABILITY
1
With the DRBIII
t, erase the DTC from the Passenger Door Module.
Operate the passenger power mirror and memory system.
Turn the ignition switch to the Off position then start the engine and let run for one
minute.
With the DRBlll
t check for the same DTC to return in the PDM.
Did the same DTC return?
All
Yes
→ 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
Turn the ignition off.
Disconnect the Passenger Power Mirror connector.
Turn the ignition on.
Measure the voltage of the Passenger Mirror Horizontal Position Signal circuit in the
Passenger Power Mirror harness connector.
Is the voltage between 4.5 and 5.5 volts?
All
Yes
→ Go To 3
No
→ Go To 6
923
POWER MIRROR
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Passenger Power Mirror connector.
Measure the resistance of the Passenger Mirror Sensor Ground circuit in the harness
connector to ground.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 4
No
→ Go To 5
4
If there are no possible causes remaining, view repair.
All
Repair
Replace the Passenger Power Mirror.
Perform BODY VERIFICATION TEST - VER 1.
5
Turn the ignition off.
Disconnect the Passenger Power Mirror connector.
Disconnect the Passenger Door Module C3 connector.
Measure the resistance of Passenger Mirror Sensor Ground circuit between the
Passenger Door Module connector and the Passenger Power Mirror connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Passenger Door Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the open Sensor Ground circuit.
Perform BODY VERIFICATION TEST - VER 1.
6
Turn the ignition off.
Disconnect the Passenger Power Mirror connector.
Disconnect the Passenger Door Module C3 connector.
Turn the ignition on.
Measure the voltage of Passenger Mirror Horizontal Position Signal circuit.
Is there any voltage present?
All
Yes
→ Repair the Passenger Mirror Horizontal Position Signal circuit
for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 7
7
Turn the ignition off.
Disconnect the Passenger Door Module C3 connector.
Disconnect the Passenger Power Mirror connector.
Measure the resistance of the Passenger Mirror Horizontal Position Signal circuit
from the Passenger Power Mirror connector to the Passenger Door Module connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Passenger Door Module.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Repair the open Passenger Mirror Horizontal Position Signal
wire.
Perform BODY VERIFICATION TEST - VER 1.
924
POWER MIRROR
PASSENGER MIRROR HORIZONTAL SENSOR CIRCUIT OPEN - PDM —
Continued
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