Dodge Durango (HB). Manual — part 403
For the Power Memory Mirror System circuit diagram(Refer to 8 - ELECTRICAL/POWER MIRRORS - SCHEMAT-
ICS AND DIAGRAMS)
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
Continuously
•
Set Condition:
When the Memory Mirror Module senses voltage present on the Mirror Vertical Motor Driver circuit, when
there should not be, for over 10ms., this code will set.Note: This test covers both the Driver and Pas-
senger code depending on the side the code appeared in.
Possible Causes
(P71) OR (P72) MIRROR VERTICAL MOTOR DRIVER CIRCUIT SHORT TO VOLTAGE
MIRROR SHORTED
MEMORY MIRROR MODULE
Diagnostic Test
1.
TEST FOR INTERMITTENT CONDITION
Turn the ignition on.
With the scan tool, record and erase DTC’s
Operate the Mirror Switch in all directions 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 B1D20 or B1D2C–MIRROR VERTI-
CAL MOTOR CONTROL CIRCUIT HIGH?
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 - VER 1.
HB
POWER MIRRORS - ELECTRICAL DIAGNOSTICS
8N - 125
B1D20,B1D2C–MIRROR VERTICAL MOTOR CONTROL CIRCUIT HIGH – MEMORY MIRROR MODULE — (CONTINUED)
2.
TEST FOR A SHORTED MIRROR
Turn the ignition off.
Disconnect the appropriate mirror connector.
Turn the ignition on.
With the scan tool, record and erase DTC’s
Operate the Mirror Switch in all directions 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 B1D20 or B1D2C–MIRROR VERTI-
CAL MOTOR CONTROL CIRCUIT HIGH?
No
>> Replace the Mirror.
Perform BODY VERIFICATION TEST - VER 1.
Yes
>> Go to 3
3.
TEST THE (P713) OR (P72) MIRROR VERTICAL MOTOR
DRIVER WIRE FOR A SHORT TO VOLTAGE
Measure the voltage between the (P71) or (P72) Mirror Vertical Motor
Driver circuit and ground.
Is the voltage above 0.5 volts?
Yes
>> Repair the (P71) or (P72) Mirror Vertical Motor Driver cir-
cuit for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1.
No
>> Replace the appropriate Memory Mirror Module.
Perform BODY VERIFICATION TEST - VER 1.
8N - 126
POWER MIRRORS - ELECTRICAL DIAGNOSTICS
HB
B1D20,B1D2C–MIRROR VERTICAL MOTOR CONTROL CIRCUIT HIGH – MEMORY MIRROR MODULE — (CONTINUED)
HB
POWER MIRRORS - ELECTRICAL DIAGNOSTICS
8N - 127
B1D21,B1D2D–MIRROR VERTICAL MOTOR CONTROL CIRCUIT OPEN – MEMORY MIRROR MODULE
For the Power Memory Mirror System circuit diagram(Refer to 8 - ELECTRICAL/POWER MIRRORS - SCHEMAT-
ICS AND DIAGRAMS)
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
Continuously
•
Set Condition:
When the Memory Mirror Module senses an open condition on the Mirror Vertical Motor Driver circuit
during a mirror opeation, for over 10ms., this code will set.Note: This test covers both the Driver and
Passenger code depending on the side the code appeared in.
Possible Causes
(P71) OR (P72) MIRROR MOTOR DRIVER CIRCUIT OPEN
MIRROR OPEN
MEMORY MIRROR MODULE
Diagnostic Test
1.
TEST FOR INTERMITTENT CONDITION
Turn the ignition on.
With the scan tool, record and erase DTC’s
Operate the Mirror Switch in all directions 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 B1D21 or B1D2d–MIRROR VERTI-
CAL MOTOR CONTROL CIRCUIT OPEN?
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 - VER 1.
8N - 128
POWER MIRRORS - ELECTRICAL DIAGNOSTICS
HB
B1D21,B1D2D–MIRROR VERTICAL MOTOR CONTROL CIRCUIT OPEN – MEMORY MIRROR MODULE — (CONTINUED)
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