P0605

Test 1 Through 3:

Test 4 Through 5:

Symptom:
P0605-INTERNAL TRANS CONTROLLER

When Monitored and Set Condition:
P0605-INTERNAL TRANS CONTROLLER

When Monitored:
One time after a reset (ignition key turned to the RUN position or after cranking engine).

Set Condition:
ROM check sum does not match a known constant.

POSSIBLE CAUSES
CHECKING SYMPTOMS AND POSSIBLE CAUSES
LOW BATTERY VOLTAGE CAUSING SYMPTOM
INTERMITTENT CODE P0605
P0605 STARTS SINCE SET COUNTER LESS THAN 3
SETTING DIAGNOSTIC TROUBLE CODE P0605