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P1828 LINE PRESSURE SWITCH DLN-75 < COMPONENT DIAGNOSIS > [ATX14B] C E F G H I J K L M A B DLN N O P 2. Check voltage between transfer control unit harness connector terminals and ground. Are inspection results normal? YES >> GO TO 5. NO >> GO TO 2. 2. CHECK HARNESS BETWEEN TRANSFER CONTROL UNIT AND LINE PRESSURE SWITCH 1. Turn ignition switch OFF. (Stay for at least 5 seconds.) 2. Disconnect transfer control unit harness connector and the transfer terminal cord assembly harness con- nector. 3. Check continuity between transfer control unit harness connec- tor E143 terminal 35 and transfer terminal cord assembly har- ness connector F56 terminal 1. Also check harness for short to ground and short to power. Are inspection results normal? YES >> GO TO 3. NO >> Repair or replace damaged parts. 3. CHECK TRANSFER CONTROL UNIT Check transfer control unit input/output signal. Refer to Are inspection results normal? YES >> GO TO 4. NO >> Check the following. If any items are damaged, repair or replace damaged parts. • Transfer control unit pin terminals for damage or loose connection with harness connector. • Transfer control unit. Refer to DLN-130, "Removal and Installation" . 4. CHECK LINE PRESSURE SWITCH 1. Turn ignition switch OFF. (Stay for at least 5 seconds.) 2. Remove line pressure switch. Refer to DLN-16, "Component Parts Location" . 3. Push and release line pressure switch and check continuity between terminal 1 and ground. Are inspection results normal? YES >> GO TO 5. NO >> Replace line pressure switch. Connector Terminal Condition Voltage (Approx.) E143 35 - Ground • A/T selector lever D position 4WD shift switch: 0V • Except the above been left at room • Ignition switch: ON • A/T selector le- ver: P or N posi- • 4WD shift switch: other Battery SDIA2751E Continuity should exist. SDIA2752E Terminal Condition Continuity 1 - Ground Push line pressure switch Yes Release line pressure switch No WDIA0172E |