Honda Cars 2007-2008

3.0L V6 VIN - Auto 6

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Trouble Code: P0777



A/T Clutch Pressure Control Solenoid Valve B Stuck ON

Possible Causes:



Low or dirty transmission fluid
 
Faulty A/T clutch pressure control solenoid valve B
 
Inspect the strainer for metal debris or excessive clutch material, if present
 

Trouble Code: P0780



Shift Control System

Possible Causes:



Refer to specific DTC information.
 

Trouble Code: P0796



A/T Clutch Pressure Control Solenoid Valve C Stuck OFF

Possible Causes:



Low or dirty transmission fluid
 
Faulty A/T clutch pressure control solenoid valve C
 
Inspect the strainer for metal debris or excessive clutch material, if present
 

Trouble Code: P0797



A/T Clutch Pressure Control Solenoid Valve C Stuck ON

Possible Causes:



Low or dirty transmission fluid
 
Faulty hydraulic system related with shift valve C
 
Faulty A/T clutch pressure control solenoid valve C
 
Inspect the strainer for metal debris or excessive clutch material, if present
 

Trouble Code: P0842



Short in 2nd Clutch Transmission Fluid Pressure Switch Circuit, or 2nd Clutch Transmission Fluid Pressure Switch Stuck ON

Possible Causes:



Faulty 2nd clutch transmission fluid pressure switch
 
Poor connections and loose terminals at the 2nd clutch transmission fluid pressure switch and the PCM
 
OP2SW wire for an intermittent short to ground between the 2nd clutch transmission fluid pressure switch and the PCM
 
"Short" in the wire between PCM connector terminal and the 2nd clutch transmission fluid pressure switch
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0843



Open in 2nd Clutch Transmission Fluid Pressure Switch Circuit, or 2nd Clutch Transmission Fluid Pressure Switch Stuck OFF

Possible Causes:



Faulty 2nd clutch transmission fluid pressure switch
 
Poor connections and loose terminals at the 2nd clutch transmission fluid pressure switch and the PCM.
 
"Open" circuit between PCM connector terminal and the 2nd clutch transmission fluid pressure switch
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0847



Short in 3rd Clutch Transmission Fluid Pressure Switch Circuit, or 3rd Clutch Transmission Fluid Pressure Switch Stuck ON

Possible Causes:



Faulty 3rd clutch transmission fluid pressure switch
 
Poor connections and loose terminals at the 3rd clutch transmission fluid pressure switch and the PCM
 
"Short" circuit between PCM connector terminal and the 3rd clutch transmission fluid pressure switch
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0848



Open in 3rd Clutch Transmission Fluid Pressure Switch Circuit, or 3rd Clutch Transmission Fluid Pressure Switch Stuck OFF

Possible Causes:



Faulty 3rd clutch transmission fluid pressure switch
 
Poor connections or loose terminals at the 3rd clutch transmission fluid pressure switch and the PCM
 
"Open" circuit between PCM connector terminal and the 3rd clutch transmission fluid pressure switch
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0872



Short in 4th Clutch Transmission Fluid Pressure Switch Circuit, or 4th Clutch Transmission Fluid Pressure Switch Stuck ON

Possible Causes:



Faulty 4th clutch transmission fluid pressure switch
 
Check the OP4SW wire for an intermittent short to ground between the 4th clutch transmission fluid pressure switch and the PCM
 

Trouble Code: P0873



Open in 4th Clutch Transmission Fluid Pressure Switch Circuit, or 4th Clutch Transmission Fluid Pressure Switch Stuck OFF

Possible Causes:



Faulty 4th clutch transmission fluid pressure switch
 
Poor connections and loose terminals at the 4th clutch transmission fluid pressure switch and the PCM
 
"Open" in the wire between PCM connector terminal and the 4th clutch transmission fluid pressure switch
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0962



Problem in A/T Clutch Pressure Control Solenoid Valve A Circuit

Possible Causes:



Poor connections and loose terminals at A/T clutch pressure control solenoid valve A and the PCM
 
Faulty A/T clutch pressure control solenoid valve A
 
"Open" circuit between A/T clutch pressure control solenoid valve A and ground, or poor ground
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0963



Problem in A/T Clutch Pressure Control Solenoid Valve A

Possible Causes:



Poor connections and loose terminals at A/T clutch pressure control solenoid valve A and the PCM
 
"Open" circuit between A/T clutch pressure control solenoid valve A and ground, or poor ground
 
Faulty A/T clutch pressure control solenoid valve A
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0966



Problem in A/T Clutch Pressure Control Solenoid Valve B Circuit

Possible Causes:



Poor connections and loose terminals at A/T clutch pressure control solenoid valve B and the PCM
 
"Open" or "Short" circuit between PCM connector terminal and A/T clutch pressure control solenoid valve B
 
"Open" circuit between A/T clutch pressure control solenoid valve B and ground, or poor ground
 
Faulty A/T clutch pressure control solenoid valve B
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0967



Problem in A/T Clutch Pressure Control Solenoid Valve B

Possible Causes:



Poor connections and loose terminals at A/T clutch pressure control solenoid valve B and the PCM
 
"Open" circuit between A/T clutch pressure control solenoid valve C and ground, or poor ground
 
Faulty A/T clutch pressure control solenoid valve B
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0970



Problem in A/T Clutch Pressure Control Solenoid Valve C Circuit

Possible Causes:



Poor connections and loose terminals at A/T clutch pressure control solenoid valve C and the PCM
 
"Open" or "Short" circuit between PCM connector terminal and A/T clutch pressure control solenoid valve C
 
"Open" circuit between A/T clutch pressure control solenoid valve C and ground, or poor ground
 
Faulty A/T clutch pressure control solenoid valve C
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0971



Problem in A/T Clutch Pressure Control Solenoid Valve C

Possible Causes:



Poor connections and loose terminals at A/T clutch pressure control solenoid valve C and the PCM
 
"Open" in the wire between A/T clutch pressure control solenoid valve C and ground,, or poor ground
 
Faulty A/T clutch pressure control solenoid valve C
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0973



Short in Shift Solenoid Valve A Circuit

Possible Causes:



Blown fuse
 
Poor connections and loose terminals at shift solenoid valve A and the PCM
 
SHA wire for an intermittent "Short" to ground between shift solenoid valve A and the PCM
 
"Short" circuit between PCM connector terminal and the shift solenoid harness connector
 
"Open" circuit between PCM connector terminals and ground, or poor ground
 
Faulty shift solenoid valve A or the shift solenoid harness
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0974



Open in Shift Solenoid Valve A Circuit

Possible Causes:



Poor connections or loose terminals at shift solenoid valve A and the PCM
 
"Open" in the wire between PCM connector terminal and the shift solenoid harness connector
 
Faulty shift solenoid valve A or shift solenoid harness
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0976



Short in Shift Solenoid Valve B Circuit

Possible Causes:



Blown fuse
 
Poor connections and loose terminals at shift solenoid valve B and the PCM
 
"Open" in the wires between PCM connector terminals and ground, or poor ground
 
SHB wire for an intermittent short to ground between shift solenoid valve B and the PCM
 
"Short" in the wire between PCM connector terminal and the shift solenoid harness connector
 
Faulty shift solenoid valve B or the shift solenoid harness
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0977



Open in Shift Solenoid Valve B Circuit

Possible Causes:



Poor connections or loose terminals at shift solenoid valve B and the PCM
 
"Open" circuit between PCM connector terminal and the shift solenoid harness connector
 
Faulty shift solenoid valve B or shift solenoid harness
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0979



Short in Shift Solenoid Valve C Circuit

Possible Causes:



Blown fuse
 
Poor connections and loose terminals at shift solenoid valve C and the PCM
 
SHC wire for an intermittent short to ground between shift solenoid valve C and the PCM
 
"Open cicuit between PCM connector terminal and the under-dash fuse/relay box via the main relay
 
"Open" circuit between PCM connector terminals and ground, or poor ground
 
"Short" circuit between PCM connector terminal and the shift solenoid harness connector
 
Faulty shift solenoid valve C or the shift solenoid harness
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0980



Open in Shift Solenoid Valve C Circuit

Possible Causes:



Poor connections or loose terminals at shift solenoid valve C and the PCM
 
"Open" circuit between PCM connector terminal and the shift solenoid harness connector
 
Faulty shift solenoid valve C or shift solenoid harness
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0982



Short in Shift Solenoid Valve D Circuit

Possible Causes:



Blown Fuse
 
Poor connections and loose terminals at shift solenoid valve D and the PCM. If the PCM
 
SHD wire for an intermittent short to ground between shift solenoid valve D and the PCM
 
"Open" in the wire between PCM connector terminal and the under-dash fuse/relay box
 
"Short" in the wire between PCM connector terminal and the shift solenoid harness connector
 
Faulty shift solenoid valve D or the shift solenoid harness
 
PCM needs to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0983



Open in Shift Solenoid Valve D Circuit

Possible Causes:



Poor connections or loose terminals at shift solenoid valve D and the PCM
 
"Open" circuit between PCM connector terminal C9 and the shift solenoid harness connector
 
Faulty shift solenoid valve D or shift solenoid harness
 
PCM may need to be updated with the latest software
 
Faulty PCM
 

Trouble Code: P0985



Short in Shift Solenoid Valve E Circuit

Possible Causes:



"Short" to body ground between PCM and the shift solenoid wire harness connector
 
"Short" between PCM and the shift solenoid wire harness connector
 
Faulty shift solenoid valve E or the shift solenoid wire harness
 

Trouble Code: P0A1B/60



Motor Control Module (MCM) Internal Circuit Malfunction

Possible Causes:



Poor connections or loose terminals at the MCM
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A1B/82



Motor Control Module (MCM) Internal Circuit Malfunction

Possible Causes:



Poor connections or loose terminals at the MCM
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A1B/84



Motor Control Module (MCM) Internal Circuit Malfunction (HYBRID MODELS)

Possible Causes:



Poor connections or loose terminals at the MCM
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A27/46



High Voltage Contactor/Bypass Contactor Stays Activated (HYBRID MODELS)

Possible Causes:



Poor connections or loose terminals at the high voltage contactor, the bypass contactor, and the MCM
 
Faulty high voltage contactor
 
Faulty bypass contactor
 
Faulty MPI module
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A3C/39



Motor Power Inverter (MPI) Module Overheating (HYBRID MODEL)

Possible Causes:



IPU module fan for disconnecting, damage or obstructions, and IPU lid for installation
 
Blocked IPU module fan inlet duct
 
Poor connections or loose terminals at the DC-DC converter and the MCM
 
Faulty MPI module
 

Trouble Code: P0A3F/89



Motor Rotor Position Sensor Circuit Malfunction (HYBRID MODELS)

Possible Causes:



Poor connections or loose terminals at the motor rotor position sensor and the MCM
 
"Open" or "Short" circuit between the motor rotor position sensor and the MCM
 
Faulty motor rotor position sensor
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A5E/24



U Phase Motor Current Sensor Circuit Low Voltage (HYBRID MODELS)

Possible Causes:



Poor connections or loose terminals at the U phase motor current sensor and the MCM
 
"Open" or "Short" circuit between the U phase motor current sensor and the MCM
 
Faulty U phase motor current sensor
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A5F/25



U Phase Motor Current Sensor Circuit High Voltage (HYBRID MODELS)

Possible Causes:



Poor connections or loose terminals at the U phase motor current sensor and the MCM
 
"Open" circuit between the U phase motor current sensor and the MCM
 
Faulty U phase motor current sensor
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A61/26



V Phase Motor Current Sensor Circuit Low Voltage (HYBRID MODELS)

Possible Causes:



Poor connections or loose terminals at the V phase motor current sensor and the MCM
 
"Open" or "Short" circuit the V phase motor current sensor and the MCM
 
Faulty V phase motor current sensor
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A62/27



V Phase Motor Current Sensor Circuit High Voltage (HYBRID MODELS)

Possible Causes:



Poor connections or loose terminals at the V phase motor current sensor and the MCM
 
"Open" circuit between the V phase motor current sensor and the MCM
 
Faulty V phase motor current sensor
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A64/28



W Phase Motor Current Sensor Circuit Low Voltage (HYBRID MODELS)

Possible Causes:



Poor connections or loose terminals at the W phase motor current sensor and the MCM
 
"Open" or "Short" circuit between the W phase motor current sensor and the MCM
 



Faulty W phase motor current sensor
 
Faulty U phase motor current sensor
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A65/29



W Phase Motor Current Sensor Circuit High Voltage (HYBRID MODELS)

Possible Causes:



Poor connections or loose terminals at the W phase motor current sensor and the MCM
 
"Open" circuit between the W phase motor current sensor and the MCM
 
Faulty W phase motor current sensor
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

Trouble Code: P0A7E/72



Battery Module Overheating

Possible Causes:



Faulty battery module
 

Trouble Code: P0A7F/78



Battery Module Deterioration (HYBRID MODELS)

Possible Causes:



Poor connections or loose terminals at the battery module, the battery current sensor, and the MCM
 
Faulty battery module
 

Trouble Code: P0A94/48



DC-DC Converter Output Low Voltage

Possible Causes:



Poor connections or loose terminals at the DC-DC converter, +B terminal (on the under-hood fuse/relay box), and the MCM
 
Poor under-hood fuse/relay box +B terminal (ORN wire) connection
 
Poor +B connector on the DC-DC converter
 
Faulty DC-DC converter
 
MCM may need to be updated with the latest software
 
Faulty MCM
 

 
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