Chrysler Town, Dodge Caravan. Manual — part 865
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Memory Seat Mirror Module C1 connector.
Disconnect the Left Power Mirror connector.
Measure the resistance of the Left Mirror Horizontal Position Signal circuit to
ground at the Left Power Mirror harness side connector.
Is the resistance below 1000.0 ohms?
All
Yes
→ Repair the Left Mirror Horizontal Position Signal wire for a short
to ground.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No
→ Replace the Memory Seat Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
696
MEMORY SEAT
LEFT MIRROR HORIZONTAL SENSOR OUT OF RANGE LOW —
Continued
Symptom:
LEFT MIRROR VERTICAL SENSOR OUT OF RANGE HIGH
When Monitored and Set Condition:
LEFT MIRROR VERTICAL SENSOR OUT OF RANGE HIGH
When Monitored:
Continuously when the PCI bus is active.
Set Condition:
This code is set when the mirror sensor feedback to the Memory Seat
Mirror Module is greater than the mirror out of range high value stored in EEPROM. Code
will remain for 50 ignition cycles.
POSSIBLE CAUSES
LEFT MIRROR SENSOR GROUND WIRE OPEN
LEFT MIRROR VERTICAL POSITION WIRE SHORTED TO VOLTAGE
STORED DIAGNOSTIC TROUBLE CODE
LEFT MIRROR VERTICAL POSITION SIGNAL OPEN
LEFT POWER MIRROR
MEMORY SEAT MIRROR MODULE SENSOR GROUND
MEMORY SEAT MIRROR MODULE VERTICAL POSITION SIGNAL
TEST
ACTION
APPLICABILITY
1
With the DRBIII
t, erase the DTC from Memory Seat Mirror Module.
Operate the driver’s power seat and memory system.
Turn the ignition switch to the Off position then start the engine and let run for one
minute.
With the DRB check for the same DTC to reset in the MSMM.
Did the same DTC reset?
All
Yes
→ Go To 2
No
→ Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
2
Turn the ignition off.
Disconnect the Left Power Mirror connector.
Turn the ignition on.
Measure the voltage of the Left Mirror Vertical Position Signal circuit in the Left
Power Mirror harness connector.
Is the voltage between 4.5 and 5.5 volts?
All
Yes
→ Go To 3
No
→ Go To 6
697
MEMORY SEAT
TEST
ACTION
APPLICABILITY
3
Turn the ignition off.
Disconnect the Left Power Mirror connector.
Measure the resistance of the Left 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 Left Power Mirror.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
5
Turn the ignition off.
Disconnect the Left Power Mirror connector.
Disconnect the Memory Seat Mirror Module C1 connector.
Measure the resistance of Left Mirror Sensor Ground circuit between the Memory
Seat Mirror Module connector and the Left Power Mirror connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Memory Seat Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No
→ Repair the open Sensor Ground circuit.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
6
Turn the ignition off.
Disconnect the Left Power Mirror connector.
Disconnect the Memory Seat Mirror Module C1 connector.
Turn the ignition on.
Measure the voltage of Left Mirror Vertical Position Signal circuit.
Is there any voltage present?
All
Yes
→ Repair the Left Mirror Vertical Position Signal circuit for a short
to voltage.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No
→ Go To 7
7
Turn the ignition off.
Disconnect the Memory Seat Mirror Module C1 connector.
Disconnect the Left Power Mirror connector.
Measure the resistance of the Left Mirror Vertical Position Signal circuit from the left
power mirror connector to the Memory Seat Mirror Module connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Replace the Memory Seat Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No
→ Repair the open Left Mirror Vertical Position Signal wire.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
698
MEMORY SEAT
LEFT MIRROR VERTICAL SENSOR OUT OF RANGE HIGH —
Continued
Symptom:
LEFT MIRROR VERTICAL SENSOR OUT OF RANGE LOW
When Monitored and Set Condition:
LEFT MIRROR VERTICAL SENSOR OUT OF RANGE LOW
When Monitored:
Continuously when the PCI bus is active.
Set Condition:
This code is set when the mirror sensor feedback to the Memory Seat
Mirror Module is less than the mirror out of range low value stored in EEPROM. Code will
remain for 50 ignition cycles
POSSIBLE CAUSES
MSMM VERTICAL POSITION LOW
STORED DIAGNOSTIC TROUBLE CODE
LEFT MIRROR VERTICAL POSITION SIGNAL WIRE SHORT TO GROUND
LEFT POWER MIRROR
TEST
ACTION
APPLICABILITY
1
With the DRBIII
t, erase the DTC from Memory Seat Mirror Module.
Operate the driver’s power seat and memory system.
Turn the ignition switch to the Off position then start the engine and let run for one
minute.
With the DRB check for the same DTC to reset in the MSMM.
Did the same DTC reset?
All
Yes
→ Go To 2
No
→ Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
2
Turn the ignition off.
Disconnect the Left Power Mirror connector.
Turn the ignition on.
Measure the voltage of the Left Mirror Vertical Position Signal circuit in the Left
Power Mirror harness connector.
Is the voltage between 4.5 and 5.5 volts?
All
Yes
→ Replace the Left Power Mirror.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No
→ Go To 3
699
MEMORY SEAT
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