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EC-408 < DTC/CIRCUIT DIAGNOSIS > [QR25DE] P1564 ASCD STEERING SWITCH 1. Check the continuity between ECM harness connector and combination switch. 2. Also check harness for short to ground and to power. YES >> GO TO 5. NO >> Repair or replace error-detected parts. 5. CHECK ASCD STEERING SWITCH EC-408, "Component Inspection" Is the inspection result normal? YES >> GO TO 6. NO >> Replace ASCD steering switch. Refer to ST-11, "Removal and Installation" . 6. CHECK INTERMITTENT INCIDENT GI-44, "Intermittent Incident" >> INSPECTION END Component Inspection INFOID:0000000011278124 1. CHECK ASCD STEERING SWITCH 1. Disconnect combination switch (spiral cable) harness connector. 2. Check the resistance between combination switch harness connector terminals as per the following condi- tions. Is the inspection result normal? YES >> INSPECTION END NO >> Replace ASCD steering switch. Refer to . + − Continuity Combination switch (Spiral cable) ECM Connector Terminal Connector Terminal M30 6 E16 110 Existed Combination switch (Spiral cable) Condition Resistance (Approx.) Connector + − Terminals M90 27 26 MAIN switch: Pressed 0 Ω CANCEL switch: Pressed 250 Ω COAST/SET switch: Pressed 660 Ω ACCEL/RES switch: Pressed 1,480 Ω All ASCD steering switches: Released 4,000 Ω |