DTC P0601: Internal Control Module Memory Checksum Error: Notes

DTC detecting condition: 

Detected when two consecutive driving cycles with fault occur.

Trouble symptom: 

TCM ROM malfunction

1. CHECK DTC  .
   1. Perform the Clear Memory Mode using the Subaru Select Monitor. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION(DIAGNOSTICS)>Clear Memory Mode .
   2. Read the DTC.

   Is DTC P0601 displayed?

   Yes: Replace the TCM. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION(TR690)>Transmission Control Module (TCM) .

   No: Current condition is normal. Check for interference from noise, etc.