check engine CHRYSLER VOYAGER 2001 Workshop Manual

Symptom:
HORIZONTAL SENSOR OUT OF RANGE LOW
When Monitored and Set Condition:
HORIZONTAL SENSOR OUT OF RANGE LOW
When Monitored: Continuously when the PCI bus is active.
Set Condition: This condition is immediately set when the seat motor potentiometer
feeds a value lower than the Memory Seat Mirror Module has stored in EEPROM. Code
will remain for 50 ignition cycles.
POSSIBLE CAUSES
SEAT 5 VOLT SUPPLY WIRE SHORT TO GROUND
SEAT SENSOR 5 VOLT SUPPLY WIRE OPEN
HORIZONTAL POSITION SIGNAL CIRCUIT OPEN
HORIZONTAL POSITION SIGNAL CIRCUIT SHORT TO GROUND
MEMORY SEAT MIRROR MODULE 5 VOLT SUPPLY
HORIZONTAL SENSOR LOW
MEMORY SEAT MIRROR MODULE HORIZONTAL LOW
STORED DIAGNOSTIC TROUBLE CODE
TEST ACTION APPLICABILITY
1 With the DRBIIIt, 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
Ye s®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 Ensure the Memory Seat Mirror Module is fully connected before proceeding.
Disconnect the Driver Power Seat Horizontal Position Sensor connector.
Turn ignition on.
Measure the voltage of the Seat Sensor 5 Volt Supply circuit at Horizontal sensor
connector.
Is the voltage above 4.5 volts?All
Ye s®Go To 3
No®Go To 7
663
MEMORY SEAT

Symptom:
LEFT MIRROR HORIZONTAL SENSOR OUT OF RANGE HIGH
When Monitored and Set Condition:
LEFT MIRROR HORIZONTAL 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 HORIZONTAL POSITION WIRE SHORTED TO VOLTAGE
LEFT MIRROR SENSOR GROUND WIRE OPEN
STORED DIAGNOSTIC TROUBLE CODE
LEFT MIRROR HORIZONTAL POSITION SIGNAL OPEN
LEFT POWER MIRROR
MEMORY SEAT MIRROR MODULE HORIZONTAL POSITION SIGNAL
MEMORY SEAT MIRROR MODULE SENSOR GROUND
TEST ACTION APPLICABILITY
1 With the DRBIIIt, 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
Ye s®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 Horizontal Position Signal circuit in the Left
Power Mirror harness connector.
Is the voltage between 4.5 and 5.5 volts?All
Ye s®Go To 3
No®Go To 6
666
MEMORY SEAT

Symptom:
LEFT MIRROR HORIZONTAL SENSOR OUT OF RANGE LOW
When Monitored and Set Condition:
LEFT MIRROR HORIZONTAL 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 MSMM is less than
the mirror out of range low value stored in EEPROM. Code will remain for 50 ignition
cycles.
POSSIBLE CAUSES
MSMM HORIZONTAL POSITION LOW
STORED DIAGNOSTIC TROUBLE CODE
LEFT MIRROR HORIZONTAL POSITION SIGNAL WIRE SHORT TO GROUND
LEFT POWER MIRROR
TEST ACTION APPLICABILITY
1 With the DRBIIIt, 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
Ye s®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 Horizontal Position Signal circuit in the Left
Power Mirror harness connector.
Is the voltage between 4.5 and 5.5 volts?All
Ye s®Replace the Left Power Mirror.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No®Go To 3
668
MEMORY SEAT

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 DRBIIIt, 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
Ye s®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
Ye s®Go To 3
No®Go To 6
670
MEMORY SEAT

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 DRBIIIt, 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
Ye s®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
Ye s®Replace the Left Power Mirror.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No®Go To 3
672
MEMORY SEAT

Symptom:
REAR RISER DOWN POSITION STUCK
When Monitored and Set Condition:
REAR RISER DOWN POSITION STUCK
When Monitored: Continuously when the PCI bus is active.
Set Condition: If the seat switch is active for 30 seconds, this code will set and the
Memory Seat Mirror Module will ignore the input until the state has changed. Three
seconds after the stuck condition is removed, the seat will resume to normal operation.
Code will remain for 50 ignition cycles.
POSSIBLE CAUSES
STORED DIAGNOSTIC TROUBLE CODE
DRIVER POWER SEAT SWITCH
SEAT REAR DOWN SWITCH SENSE WIRE SHORT TO VOLTAGE
MEMORY SEAT MIRROR MODULE
TEST ACTION APPLICABILITY
1 With the DRBIIIt, 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
Ye s®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 Disconnect the Power Seat Switch connector.
Measure the voltage of the Seat Rear Down Switch Sense circuit.
Is there any voltage present?All
Ye s®Go To 3
No®Replace the Power Seat Switch.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
3 Disconnect the Power Seat Switch connector.
Disconnect the Memory Seat Mirror Module C1 connector.
Turn the ignition on.
Measure the voltage of the Seat Rear Down Switch Sense circuit to ground..
Is there any voltage present?All
Ye s®Repair the Seat Rear Down Switch Sense wire for a short to
voltage.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No®Go To 4
680
MEMORY SEAT

Symptom:
REAR RISER SENSOR OUT OF RANGE HIGH
When Monitored and Set Condition:
REAR RISER SENSOR OUT OF RANGE HIGH
When Monitored: Continuously when the PCI bus is active.
Set Condition: This condition is immediately set when the seat motor potentiometer
feeds a value higher than the Memory Seat Mirror Module has stored in EEPROM. Code
will remain for 50 ignition cycles.
POSSIBLE CAUSES
MEMORY SEAT MIRROR MODULE SENSOR GROUND OPEN
SEAT SENSOR GROUND WIRE OPEN
5 VOLT SUPPLY SHORTED HIGH
CHECK VOLTAGE ON REAR RISER POSITION SIGNAL CIRCUIT
REAR RISER SENSOR HIGH
CHECK REAR RISER SHORT TO MOTOR
MEMORY SEAT MIRROR MODULE REAR RISER HIGH
STORED DIAGNOSTIC TROUBLE CODE
TEST ACTION APPLICABILITY
1 With the DRBIIIt, 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
Ye s®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 ignition off.
Disconnect the Driver Power Seat Rear Riser Position Sensor connector.
Measure the resistance of the Seat Position Sensor Ground circuit at the driver
power seat rear riser connector.
Is the resistance below 5.0 ohms?All
Ye s®Go To 3
No®Go To 8
682
MEMORY SEAT

Symptom:
REAR RISER SENSOR OUT OF RANGE LOW
When Monitored and Set Condition:
REAR RISER SENSOR OUT OF RANGE LOW
When Monitored: Continuously when the PCI bus is active.
Set Condition: This condition is immediately set when the seat motor potentiometer
feeds a value lower than the Memory Seat Mirror Module has stored in EEPROM. Code
will remain for 50 ignition cycles.
POSSIBLE CAUSES
MEMORY SEAT MIRROR MODULE 5 VOLT SUPPLY
SEAT 5 VOLT SUPPLY WIRE SHORT TO GROUND
SEAT SENSOR 5 VOLT SUPPLY WIRE OPEN
REAR RISER POSITION SIGNAL CIRCUIT OPEN
REAR RISER POSITION SIGNAL CIRCUIT SHORT TO GROUND
REAR RISER SENSOR LOW
MEMORY SEAT MIRROR MODULE REAR RISER LOW
STORED DIAGNOSTIC TROUBLE CODE
TEST ACTION APPLICABILITY
1 With the DRBIIIt, 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
Ye s®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 Ensure the Memory Seat Mirror Module is fully connected before proceeding.
Disconnect the Driver Power Seat Rear Riser Sensor connector.
Turn ignition on.
Measure the voltage of the Seat Sensor 5 Volt Supply circuit at rear riser connector.
Is the voltage above 4.5 volts?All
Ye s®Go To 3
No®Go To 7
685
MEMORY SEAT

Symptom:
REAR RISER UP POSITION STUCK
When Monitored and Set Condition:
REAR RISER UP POSITION STUCK
When Monitored: Continuously when the PCI bus is active.
Set Condition: If the seat switch is active for 30 seconds, this code will set and the MSMM
will ignore the input until the state has changed. Three seconds after the stuck condition
is removed, the seat will resume to normal operation. Code will remain for 50 ignition
cycles.
POSSIBLE CAUSES
STORED DIAGNOSTIC TROUBLE CODE
DRIVER POWER SEAT SWITCH
SEAT REAR UP SWITCH SENSE WIRE SHORT TO VOLTAGE
MEMORY SEAT MIRROR MODULE
TEST ACTION APPLICABILITY
1 With the DRBIIIt, 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
Ye s®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 Disconnect the Power Seat Switch connector.
Measure the voltage of the Seat Rear Up Switch Sense circuit.
Is there any voltage present?All
Ye s®Go To 3
No®Replace the Power Seat Switch.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
3 Disconnect the Power Seat Switch connector.
Disconnect the Memory Seat Mirror Module C1 connector.
Turn the ignition on.
Measure the voltage of the Seat Rear Up Switch Sense circuit to ground..
Is there any voltage present?All
Ye s®Repair the Seat Rear Up Switch Sense wire for a short to voltage.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No®Go To 4
688
MEMORY SEAT

Symptom:
RECLINER DOWN POSITION STUCK
When Monitored and Set Condition:
RECLINER DOWN POSITION STUCK
When Monitored: Continuously when the PCI bus is active.
Set Condition: If the seat switch is active for 30 seconds, this code will set and the MSMM
will ignore the input until the state has changed. Three seconds after the stuck condition
is removed, the seat will resume to normal operation. Code will remain for 50 ignition
cycles.
POSSIBLE CAUSES
STORED DIAGNOSTIC TROUBLE CODE
DRIVER POWER SEAT SWITCH
SEAT RECLINER DOWN SWITCH SENSE WIRE SHORT TO VOLTAGE
MEMORY SEAT MIRROR MODULE
TEST ACTION APPLICABILITY
1 With the DRBIIIt, 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
Ye s®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 Disconnect the Power Seat Switch connector.
Measure the voltage of the Recliner Down Switch Sense circuit.
Is there any voltage present?All
Ye s®Go To 3
No®Replace the Power Seat Switch.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
3 Disconnect the Power Seat Switch connector.
Disconnect the Memory Seat Mirror Module C1 connector.
Turn the ignition on.
Measure the voltage of the Recliner Down Switch Sense circuit to ground..
Is there any voltage present?All
Ye s®Repair the Recliner Down Switch Sense wire for a short to
voltage.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No®Go To 4
690
MEMORY SEAT