Pilot 2006-2008

3.5L V6 VIN - Auto 7

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Trouble Code: P2658



Rocker Arm Oil Control Solenoid A (Bank 2) Circuit Low Voltage

Possible Causes:



Poor connections or loose terminals at rocker arm oil control solenoid A (Bank 2) and the PCM
 
"Short" circuit between the PCM and rocker arm oil control solenoid A (Bank 2)
 
Faulty front rocker arm oil control valve
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2659



Rocker Arm Oil Control Solenoid A (Bank 2) Circuit High Voltage

Possible Causes:



Poor connections or loose terminals at rocker arm oil control solenoid A (Bank 2) and the PCM
 
"Open" circuit between the rocker arm oil control solenoid A (Bank 2) and ground
 
"Open" circuit between the PCM and the rocker arm oil control solenoid A
 
Faulty rocker arm oil control valve
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2770



Open in Torque Converter Clutch Solenoid Valve Curcuit

Possible Causes:



Poor connections or loose terminals the PCM
 
"Open" circuit between the PCM and the torque converter clutch solenoid
 
"Open" circuit in the torque converter clutch solenoid harness
 
Faulty torque converter clutch solenoid
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P2A00



Rear Air/Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) Circuit Range/Performance Problem

Possible Causes:



Poor connections or loose terminals at the A/F sensor (Sensor 1) and the PCM
 
Faulty A/F sensor (Sensor 1)
 

Trouble Code: P2A03



Front Air/Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) Circuit Range/Performance Problem

Possible Causes:



Poor connections or loose terminals at the A/F sensor (Sensor 1) and the PCM
 
Faulty A/F sensor (Sensor 1)
 

Trouble Code: P3400



Valve Pulse System (VPS) Stuck Off (Bank 1)

Possible Causes:



Poor connections or loose terminals at rocker arm oil control solenoid A (Bank 1), rocker arm oil control solenoid B (Bank 1), the rear rocker arm oil pressure switch, and the PCM
 
Low or diluted engine oil
 
Clogged oil passage of the rear bank cylinder pause system
 
"Short" circuit between the PCM and the rear rocker arm oil pressure switch
 
Faulty rear rocker arm oil pressure switch
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P3497



Valve Pause System (VPS) Stuck Off (Bank 2)

Possible Causes:



Poor connections or loose terminals at rocker arm oil control solenoid A (Bank 1), rocker arm oil control solenoid B (Bank 1), the rear rocker arm oil pressure switch, and the PCM
 
Low or diluted engine oil
 
Clogged oil passage of the rear bank cylinder pause system
 
"Short" circuit between the PCM and the rear rocker arm oil pressure switch
 
Faulty rear rocker arm oil pressure switch
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: SRS 11-11



Short to Another Airbag Inflator in the Driver's Airbag First Inflator (4-door)

Possible Causes:



Short to another wire in the dashboard wire harness; replace the dashboard wire harness, then clear the DTC
 
SRS unit or poor connection at SRS unit connector
 
Faulty driver's airbag first inflator
 
Dashboard wire harness
 
Wire in the cable reel
 

Trouble Code: U0073



F-CAN Malfunction (BUS-OFF)

Possible Causes:



PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: U0107



Lost Communication With Throttle Actuator Control Module

Possible Causes:



Poor connections or loose terminals at the throttle body, the throttle actuator control module relay, the throttle actuator control module, and the PCM
 
"Open" in the wire between the PCM and ground
 
"Open" or "Short" circuit between the throttle actuator control module and the PCM
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: U0114



FCAN Malfunction (VTM-4 Control Module To PCM)

Possible Causes:



Check for loose connections at VTM-4 unit (intermittent fault)
 
Check for any Body Control Module trouble codes
 
FCAN communication circuit to the VTM-4 is open, shorted to ground or B+
 

Trouble Code: U0122



F-CAN A Malfunction (Powertrain Control Module (PCM)-VSA Modulator-Control Unit) (PGM-FI System)

Possible Causes:



Poor connections or loose terminals at the VSA modulator-control unit and the PCM
 
"Open" circuit between the PCM and the VSA modulator-control unit
 
VSA modulator-control unit needs to be updated with the latest software
 
Faulty VSA modulator-control unit
 

Trouble Code: U0155



Lost Communication with Gauge Control Module

Possible Causes:



Poor connections and loose terminals at the gauge control module and the PCM
 
"Open" circuit between the PCM and the gauge control module
 
Faulty Gauge Control Module
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: U0155



Door Multiplex Control Unit Lost Communication With Gauge Control Module

Possible Causes:



Perform the gauge control module input test, and do all power, ground and communication input tests. If the tests prove OK, replace the gauge control module
 
Loose or poor connections at the gauge control module and the related units
 

Trouble Code: U1101



F-CAN Malfunction Powertrain Control Module (PCM) Active Control Engine Mount (ACM)

Possible Causes:



Poor connections or loose terminals at the engine mount control unit and the PCM
 
"Open" circuit between the PCM and the engine mount control unit
 
Faulty engine mount control unit
 

Trouble Code: U1280



Communication Bus Line Error (BUS-OFF)

Possible Causes:



Check battery and charging system condition
 
Perform the following input test to help find the faulty unit:
 

Door multiplex control unit (power window master switch) input test

Gauge control unit input test

Power control unit input test

Keyless access control unit input test

Remote slot control unit input test

Immobilizer-keyless control unit input test

Climate control unit power and ground circuit troubleshooting

Power seat control unit input test

HandsFreeLink control unit input test

AcuraLink control unit input test

Audio unit input test

Audio-navigation unit input test

Power tailgate control unit input test

BSI control unit input test



"Open" or "Short" between body ground and driver's under-dash fuse/relay box connector
 
Faulty driver's MICU
 

Trouble Code: U1281



Lost Communication with MICU (MICU frame)

Possible Causes:



Loose or poor connections between the gauge control module and the under-dash fuse/relay box
 
Perform the MICU input test and perform all power, ground and communication input tests
 
Faultyunder-dash fuse/relay box
 
Faulty gauge control module
 

 
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