DTC Troubleshooting: P150A, P150B, P150C, P150D
DTC P150A: Engine Mount Control Unit Internal Circuit Malfunction 1
DTC P150B: Engine Mount Control Unit Internal Circuit Malfunction 2
DTC P150C: Engine Mount Control Unit Internal Circuit Malfunction 3
DTC P150D: Engine Mount Control Unit Internal Circuit Malfunction 4
NOTE: Before you troubleshoot, record all freeze data and any on-board snapshots, and review the general troubleshooting information.

DTC Description
Confirmed DTC
Pending DTC
Freeze Frame
P150A Engine Mount Control Unit Internal Circuit Malfunction 1
      
P150B Engine Mount Control Unit Internal Circuit Malfunction 2
      
P150C Engine Mount Control Unit Internal Circuit Malfunction 3
      
P150D Engine Mount Control Unit Internal Circuit Malfunction 4
      

1.
Problem verification:

Problem verification
?1.
Press the engine start/stop button to select the ON mode.

?2.
Clear the DTC with the HDS.


?3.
Start the engine, and let it idle 20 seconds.

?4.
Check for pending or confirmed DTCs with the HDS.
DTC Description
Confirmed DTC
Pending DTC
Freeze Frame
P150A Engine Mount Control Unit Internal Circuit Malfunction 1
      
P150B Engine Mount Control Unit Internal Circuit Malfunction 2
      
P150C Engine Mount Control Unit Internal Circuit Malfunction 3
      
P150D Engine Mount Control Unit Internal Circuit Malfunction 4
      


Is DTC P150A, P150B, P150C, and/or P150D indicated?

     
YES
     
     
     
The failure is duplicated. Replace the engine mount control unit.
     
NO
     
     
     
Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the engine mount control unit, the engine mount actuator, and ground G401.?