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EC-360 < COMPONENT DIAGNOSIS > [VK56DE] P2101 ELECTRIC THROTTLE CONTROL FUNCTION OK or NG OK >> GO TO 2. NG >> Repair or replace ground connections. 2. CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT-I 1. Check voltage between ECM terminal 3 and ground under the following conditions with CONSULT-III or tester. OK or NG OK >> GO TO 9. NG >> GO TO 3. 3. CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY CIRCUIT-I 1. Turn ignition switch OFF. 2. Check voltage between ECM terminal 104 and ground with CONSULT-III or tester. OK or NG OK >> GO TO 6. NG >> GO TO 4. 4. CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY CIRCUIT-II 1. Disconnect ECM harness connector. 2. Disconnect IPDM E/R harness connector E122. 3. Check harness continuity between ECM terminal 104 and IPDM E/R terminal 47. Refer to Wiring Diagram. 4. Also check harness for short to ground and short to power. OK >> GO TO 5. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 5. CHECK FUSE 1. Disconnect 20A fuse. 2. Check 20A fuse (No. 52) for blown. BBIA0354E Ignition switch Voltage OFF Approximately 0 V ON Battery voltage (11 - 14 V) MBIB0028E Voltage: Battery voltage PBIB1171E Continuity should exist. |