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DLN-256 < SYMPTOM DIAGNOSIS > [TRANSFER: TX15B] ATP WARNING LAMP DOES NOT TURN ON 3. Check continuity between transfer control unit harness connec- Also check harness for short to ground and short to power. Does continuity exist? YES >> GO TO 7. NO >> Repair or replace damaged parts. 7. CHECK HARNESS BETWEEN COMBINATION METER AND ATP SWITCH 1. Turn ignition switch “OFF”. (Stay for at least 5 seconds.) 2. Disconnect ATP switch harness connector. 3. Check continuity between combination meter harness connector Also check harness for short to ground and short to power. Does continuity exist? YES >> GO TO 8. NO >> Repair or replace damaged parts. 8. SYMPTOM CHECK Check again. Does the symptom still occur? YES >> GO TO 9. NO >> Inspection End. 9. CHECK TRANSFER CONTROL UNIT Check transfer control unit input/output signal. Refer to Are the inspection results normal? YES >> GO TO 10. NO >> Check transfer control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace damaged parts. 10. CHECK TRANSFER INNER PARTS 1. Disassemble transfer assembly. Refer to DLN-288, "Disassembly and Assembly" 2. Check transfer inner parts. Are the inspection results normal? YES >> Inspection End. NO >> Repair or replace damaged parts. Continuity should exist. SDIA2825E Continuity should exist. SDIA2833E |