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DTC P0601 Internal Control Module Memory Checksum Error: Trouble Symptom

TCM ROM malfunction

DIAGNOSTICS PROCEDURE

Step Check Yes No
1 CHECK DTC. 
  1. Perform the Clear Memory Mode using the Subaru Select Monitor. <Ref. to CLEAR MEMORY MODE .>
  2. Read the DTC.
 Is DTC P0601 displayed? Replace the TCM. <Ref. to TRANSMISSION CONTROL MODULE (TCM) .> <Ref. to TRANSMISSION CONTROL MODULE (TCM) .> Current condition is normal. Check for interference from noise, etc.
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