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DTC P0550 PSP SENSOR EC-1185 [VK45DE] C D E F G H I J K L M A EC 6. CHECK PSP SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Check harness continuity between ECM terminal 12 and PSP sensor terminal 2. 2. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 8. NG >> GO TO 7. 7. DETECT MALFUNCTIONING PART Check the following. ● Harness connectors E206, E72 ● Harness connectors E11, F2 ● Harness for open or short between power steering pressure sensor and ECM >> Repair open circuit or short to ground or short to power in harness or connectors. 8. CHECK PSP SENSOR Refer to EC-1185, "Component Inspection" OK or NG OK >> GO TO 9. NG >> Replace PSP sensor. 9. CHECK INTERMITTENT INCIDENT Refer to EC-857, "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" >> INSPECTION END Component Inspection NBS005JN POWER STEERING PRESSURE SENSOR 1. Reconnect all harness connectors disconnected. 2. Start engine and let it idle. 3. Check voltage between ECM terminal 12 and ground under the Removal and Installation NBS005JO POWER STEERING PRESSURE SENSOR Refer to . Continuity should exist. Condition Voltage Steering wheel: Being turned. 0.5 - 4.5V Steering wheel: Not being turned. 0.4 - 0.8V MBIB0126E |