Caravan, Town & Country 2006-2007

3.3L V6 VIN 3 Auto 6

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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



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



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



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: 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



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



A/T Malfunction Immediately After Shift Event

Possible Causes:



Transmission internal mechanical problem
 

Trouble Code: P1793



TCM TRD Link Communication Error

Possible Causes:



Torque Management Request (TMR) sense circuit is open or is shorted to ground or to voltage
 
PCM or TCM has failed
 
Intermittent wiring and connector problems
 

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:



Aggressive driving/shift patterns
 
Driving in Low for extended periods
 

Trouble Code: P2074



Manifold Pressure/Throttle Position Correlation; High Flow/Vacuum Leak

Possible Causes:



Vacuum leak in hoses or component connections
 
High resistance or resistance to ground in MAP 5v supply or signal circuit
 
MAP Sensor has failed
 
High resistance in MAP ground circuit
 
TP Sensor has failed or is improperly adjusted
 
High resistance or resistance to ground in TP Sensor 5v supply or signal circuit
 
High resistance in TP Sensor ground circuit
 
PCM has failed
 

Trouble Code: P2096



Downstream Fuel System 1/2 Lean

Possible Causes:



Exhaust leak
 
Engine mechanical problem
 
O2 Sensor has failed
 
O2 Sensor signal circuit or return circuit problem
 
Fuel contamination
 

Trouble Code: P2097



Downstream Fuel System 1/2 Rich

Possible Causes:



Exhaust leak
 
Engine mechanical problem
 
O2 Sensor No. 1/2 has failed
 
O2 Sensor No. 1/2 signal circuit or return circuit problem
 
Fuel contamination
 

Trouble Code: P2098



Downstream Fuel System 2/2 Lean

Possible Causes:



Exhaust leak
 
Engine mechanical problem
 
O2 Sensor No. 2/2 has failed
 
O2 Sensor No. 2/2 signal circuit or return circuit problem
 
Fuel contamination
 

Trouble Code: P2099



Downstream Fuel System 2/2 Rich

Possible Causes:



Exhaust leak
 
Engine mechanical problem
 
O2 Sensor No. 2/2 has failed
 
O2 Sensor No. 2/2 signal circuit or return circuit problem
 
Fuel contamination
 

Trouble Code: P2302



Ignition Coil No. 1 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 1 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 1 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2305



Ignition Coil No. 2 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 2 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 2 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2308



Ignition Coil No. 3 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 3 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 3 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2311



Ignition Coil No. 4 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 4 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 4 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2314



Ignition Coil No. 5 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 5 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 5 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2317



Ignition Coil No. 6 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 6 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 6 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2320



Ignition Coil No. 7 Secondary Circuit Insufficient Ionization

Possible Causes:



Cylinder No. 7 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 7 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P2323



Ignition Coil No. 8 Secondary Circuit Insufficient Ionization

Possible Causes:



Cylinder No. 8 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 8 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P2503



Charging System Voltage Low

Possible Causes:



Battery sense circuit has a high resistance condition
 
Generator ground circuit has a high resistance condition
 
Generator field ground circuit is open
 
Generator field control circuit is open or shorted to ground
 
Generator is damaged or it has failed
 

Trouble Code: U0101



No TCM Bus Message

Possible Causes:



PCI Bus unable to communicate with (DRBIII) scan tool
 
Fused ignition switch output incorrect (off-run-start)
 
Intermittent condition
 
PCM has failed
 

Trouble Code: U0110



No Fuel Level Bus Message

Possible Causes:



PCI Bus circuit open between PCM and BCM
 
Fuel level Bus message circuit failure
 
BCM has failed
 

Trouble Code: U0140



No Body Bus Message

Possible Causes:



Communication link with BCM has failed
 
PCI Bus circuit open
 
PCM has failed
 

Trouble Code: U0155



No Cluster Bus Message

Possible Causes:



Communication link with instrument cluster has failed
 
Instrument cluster operation improper or has failed
 
PCM has failed
 

Trouble Code: U0168



No SKIM Bus Message

Possible Causes:



Intermittent operation
 
PCI Bus circuit open or shorted from PCM to SKIM
 
Loss of communication between PCM and SKIM
 
SKIM or PCM has failed
 

Trouble Code: U110C



NO FUEL LEVEL BUS MESSAGE

Possible Causes:



DTC RESET
 
COMMUNICATE WITH BCM
 
FUEL LEVEL BUS MESSAGE
 
PCI BUS CIRCUIT OPEN FROM PCM TO BCM
 
BCM
 

 
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