Pacifica 2006-2008

3.8L V6 VIN L Auto 11

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Trouble Code: P1607



Powertrain Control Module Internal Shutdown Timer Rationality

Possible Causes:



Fused ignition switch output is missing (off-start-run circuit)
 
PCM is damaged or it has an internal failure
 

Trouble Code: P1618



Primary 5V Sensor Reference Voltage Malfunction

Possible Causes:



Primary 5V supply circuit open or shorted to ground or to battery voltage
 
5V Sensor has failed
 
PCM has failed
 

Trouble Code: P1628



Auxiliary 5V Sensor Reference Voltage Malfunction

Possible Causes:



Auxiliary 5V supply circuit open or shorted to ground or to battery voltage
 
5V Sensor has failed
 
PCM has failed
 

Trouble Code: P1652



SERIAL COMMUNICATION LINK MALFUNCTION

Possible Causes:



ENGINE COMMUNICATION DTCS PRESENT
 
POWERTRAIN CONTROL MODULE
 
INTERMITTENT WIRING AND CONNECTORS
 

Trouble Code: P1652



Serial Communication Link Malfunction

Possible Causes:



TCM cannot communicate with the Instrument Cluster (MIC)
 
TCM cannot communicate with the Powertrain Control Module
 
PCM/TCM is damaged or it has an internal failure
 

Trouble Code: P1682



Charging System Voltage Too Low

Possible Causes:



Battery positive or Fused Ignition circuit has high resistance
 
Generator drive belt out-of-adjustment or worn out
 
Generator field circuit has a high resistance condition
 
PCM has failed
 

Trouble Code: P1684



BATTERY WAS DISCONNECTED

Possible Causes:



BATTERY WAS DISCONNECTED
 
PCM WAS REPLACED OR DISCONNECTED
 
QUICK LEARN WAS PERFORMED
 
FUSED B+ CIRCUIT TO TCM OPEN
 
GROUND CIRCUIT OPEN
 
INTERMITTENT WIRING AND CONNECTORS
 

Trouble Code: P1684



Battery Has Been Disconnected

Possible Causes:



Quick Learn procedure was performed with scan tool
 
TCM battery direct (B+) circuit is open or disconnected
 
TCM power ground circuit is open
 
PCM/TCM was disconnected or it has been replaced
 

Trouble Code: P1687



NO COMMUNICATION WITH THE MIC

Possible Causes:



OTHER BUS PROBLEMS PRESENT
 
MIC - NO COMMUNICATION
 
POWERTRAIN CONTROL MODULE
 
INTERMITTENT WIRING AND CONNECTORS
 

Trouble Code: P1687



No Cluster Bus Messages

Possible Causes:



Data Bus circuit from SKIM to PCM is damaged or it is open
 
PCM unable to communicate with the Body Control Module
 
PCM has failed, or the SKIM is damaged or has failed
 

Trouble Code: P1687



No Communication with MIC

Possible Causes:



Other Bus problems exist
 
Intermittent wiring or connector problems exist
 
PCM has failed
 

Trouble Code: P1694



BUS COMMUNICATION WITH ENGINE MODULE

Possible Causes:



POWERTRAIN CONTROL MODULE
 
INTERMITTENT WIRING AND CONNECTORS
 

Trouble Code: P1694



No PCM Bus Messages

Possible Causes:



Data Bus circuit connector is damaged, open or it is shorted
 
Data Bus circuit to the PCM is damaged or it is open
 
PCM unable to communicate with the body control module
 
Intermittent wiring or connector problems exist
 
PCM has failed
 

Trouble Code: P1695



No BCM Bus Messages

Possible Causes:



Data Bus circuit from BCM to the PCM is damaged or it is open
 
BCM is damaged or has failed
 
TCM unable to communicate with the TCM
 
TCM has failed
 

Trouble Code: P1696



EEPROM MEMORY WRITE DENIED/INVALID

Possible Causes:



DRB DISPLAYS WRITE FAILURE
 
DRB DISPLAYS WRITE REFUSED 2ND TIME
 
DRB DISPLAYS SRI MILEAGE INVALID
 
COMPARE SRI MILEAGE WITH ODOMETER
 

Trouble Code: P1696



PCM EEPROM Write Operation Denied/Invalid

Possible Causes:



DRB or scan tool displays a "write" failure occurred
 
DRB or scan tool displays "write" refused a second time
 
DRB or scan tool displays SRI mileage invalid (compare the SRI mileage reading to the reading on the odometer)
 
PCM has failed
 

Trouble Code: P1697



EMR (SRI) MILEAGE NOT STORED

Possible Causes:



DRB DISPLAYS WRITE FAILURE
 
DRB DISPLAYS WRITE REFUSED 2ND TIME
 
DRB DISPLAYS SRI MILEAGE INVALID
 
COMPARE SRI MILEAGE WITH ODOMETER
 

Trouble Code: P1697



PCM Failure (EMR/SRI Mileage Not Stored)

Possible Causes:



Clear the trouble codes and retest for the same trouble code. If DTC P1697 resets, replace the PCM and then reprogram it.
 

Trouble Code: P1713



RESTRICTED MANUAL VALVE IN T2 RANGE

Possible Causes:



RELATED TRANSMISSION DTC-S PRESENT
 
CUSTOMER DRIVING HABITS
 
MISADJUSTED SHIFTER CABLE
 

Trouble Code: P1719



A/T Skip Shift Solenoid Control Circuit Malfunction

Possible Causes:



Skip Shift solenoid control circuit is open
 
Skip Shift solenoid control circuit shorted to ground
 
Skip Shift solenoid is damaged or has failed
 
PCM has failed
 

Trouble Code: P1775



SOLENOID SWITCH VALVE LATCHED IN TCC POSITION

Possible Causes:



RELATED DTC P0841 PRESENT
 
INTERMITTENT WIRING AND CONNECTORS
 
L/R PRESSURE SWITCH SENSE CIRCUIT OPEN
 
TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT OPEN
 
L/R PRESSURE SWITCH SENSE CIRCUIT SHORT TO GROUND
 
L/R PRESSURE SWITCH SENSE CIRCUIT SHORT TO VOLTAGE
 
INTERNAL TRANSMISSION
 
POWERTRAIN CONTROL MODULE
 

Trouble Code: P1775



A/T Solenoid Switch Latched In TCC Position

Possible Causes:



Related DTC P0841 may be present.
 
Intermittent wiring or connector problems
 
Extremely low battery (system) voltage
 
L/R Solenoid pressure switch circuit is open or switch has failed
 
Transmission solenoid pack is damaged or has failed
 
Transmission control relay circuit is shorted to L/R solenoid
 
Valve body engine idle too high
 
Valve body solenoid switch stuck in "lockup" position
 
PCM has failed
 

Trouble Code: P1776



SOLENOID SWITCH VALVE LATCHED IN LR POSITION

Possible Causes:



RELATED DTC P0841 PRESENT
 
CHECK THE DTC EVENT DATA FOR TRS CODE TR2
 
L/R PRESSURE SWITCH SENSE CIRCUIT OPEN
 
L/R PRESSURE SWITCH SENSE CIRCUIT SHORT TO GROUND
 
L/R PRESSURE SWITCH SENSE CIRCUIT SHORT TO VOLTAGE
 
VALVE BODY
 
INTERNAL TRANSMISSION - SSV STICKING
 
POWERTRAIN CONTROL MODULE
 
INTERMITTENT WIRING AND CONNECTORS
 

Trouble Code: P1776



A/T Solenoid Switch Latched In Low/Reverse Position

Possible Causes:



Related DTC P0841 may be present.
 
Intermittent wiring or connector problems
 
L/R pressure switch sense circuit is open, shorted to ground or to voltage
 
Extremely low battery (system) voltage
 
Transmission pan has debris caused by valve body damage
 
Transmission internal problems, SSV sticking, or valve body damage
 
PCM has failed
 

Trouble Code: P1790



FAULT IMMEDIATELY AFTER SHIFT

Possible Causes:



FAULT AFTER SHIFT
 

Trouble Code: P1790



A/T Malfunction Immediately After Shift Event

Possible Causes:



Transmission internal mechanical problem
 

Trouble Code: P1793



TRD LINK COMMUNICATION ERROR

Possible Causes:



POWERTRAIN CONTROL MODULE
 

Trouble Code: P1794



SPEED SENSOR GROUND ERROR

Possible Causes:



SPEED SENSOR GROUND CIRCUIT OPEN
 
POWERTRAIN CONTROL MODULE
 
INTERMITTENT WIRING AND CONNECTORS
 

Trouble Code: P1794



A/T Speed Sensor Ground Circuit Malfunction

Possible Causes:



Extremely low battery (system) voltage
 
TCM "reset" function has just been performed
 

Trouble Code: P1797



MANUAL SHIFT OVERHEAT

Possible Causes:



MANUAL SHIFT OVERHEAT
 

Trouble Code: P1797



A/T Manual Shift Overheat Malfunction

Possible Causes:



ATF fluid level too high (transmission may be overfilled)
 
Engine Cooling System or engine cooling fan malfunction
 
Excessive drive time in low gear, or aggressive drive patterns
 
Transmission oil cooler is clogged or restricted
 

Trouble Code: P1861



SIPHON LINE DISCONNECTED

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
VISUALLY INSPECT FUEL TANK
 
FUEL LEVEL SIGNAL CIRCUIT SHORTED TO GROUND
 
FUEL LEVEL SIGNAL CIRCUIT OPEN
 
GROUND CIRCUIT OPEN
 
INTERNAL INSPECTION OF THE FUEL TANK AND SIPHON HOSE
 
FUEL LEVEL SENSOR
 

Trouble Code: P1861



Siphon Line Disconnected

Possible Causes:



Damage to fuel tank
 
Fuel level signal circuit is open or shorted to ground
 
Ground circuit is open
 
Internal tank components or siphon hose damaged
 
Fuel level Sensor has failed
 

Trouble Code: P2008



SHORT RUNNER SOLENOID CIRCUIT

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
SHORT RUNNER VALVE SOLENOID OPERATION
 
ASD RELAY OUTPUT CIRCUIT
 
SRV CONTROL CIRCUIT SHORTED TO ASD RELAY OUTPUT CIRCUIT
 
SRV CONTROL CIRCUIT SHORTED TO GROUND
 
SRV CONTROL CIRCUIT OPEN
 
PCM
 

Trouble Code: P2008



Short Runner Solenoid Circuit Malfunction

Possible Causes:



S/R solenoid control circuit is open
 
S/R solenoid control circuit is shorted to ground or power (B+)
 
S/R solenoid power supply circuit is open to the ASD relay
 
Short runner solenoid is damaged or it has failed
 
PCM has failed
 

Trouble Code: P2066



FUEL LEVEL SENSOR #2 PERFORMANCE

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
VISUALLY INSPECT FUEL TANK
 
FUEL LEVEL SIGNAL CIRCUIT SHORTED TO GROUND
 
FUEL LEVEL SIGNAL CIRCUIT OPEN
 
GROUND CIRCUIT OPEN
 
INTERNAL INSPECTION OF THE FUEL TANK AND SIPHON HOSE
 
FUEL LEVEL SENSOR
 

Trouble Code: P2066



Fuel Level Sensor No. 2 Malfunction

Possible Causes:



Fuel tank or internal siphon hose damage
 
Fuel level signal circuit open or shorted to ground
 
Ground circuit is open
 
Fuel level Sensor malfunction
 

Trouble Code: P2067



FUEL LEVEL SENSOR #2 LOW

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
INTERMITTENT CONDITION
 

Trouble Code: P2067



Fuel Level Sensor No. 2 Low Input

Possible Causes:



Intermittent condition
 
Fuel level sending unit signal circuit shorted to Sensor or chassis ground
 
Fuel level sensing unit is damaged or the fuel tank is damaged
 
BCM or PCM has failed
 

Trouble Code: P2068



FUEL LEVEL SENSOR #2 HIGH

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
INTERMITTENT CONDITION
 

 
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