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Diagnostic Procedure NBEC0270 1 CHECK A/T CONTROL INPUT SIGNAL CIRCUIT FOR OPEN 1. Turn ignition switch “OFF”. SEF955Y SEF001Z 3. Check harness continuity between ECM terminal 114 and TCM terminal 33. Refer to Wiring Diagram. Continuity should exist. OK or NG OK © GO TO 3. NG © GO TO 2. 2 DETECT MALFUNCTION PART Check the following. I Harness connectors M94, F27 I Harness for open or short between ECM and TCM (Transmission control module) © Repair harness or connectors. 3 CHECK A/T CONTROL INPUT SIGNAL CIRCUIT FOR SHORT 1. Check harness continuity between ECM terminal 114 and ground. Refer to Wiring Diagram. Continuity should not exist. 2. Also check harness for short to power. OK or NG OK © GO TO 4. NG © Repair short to ground or short to power in harness or connectos. 4 CHECK INTERMITTENT INCIDENT Refer to “TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT”, EC-140. © INSPECTION END GI MA EM LC FE AT TF PD AX SU BR ST RS BT HA SC EL IDX DTC P0600 A/T COMMUNICATION LINE Diagnostic Procedure EC-443 |