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P0A1F-150, P0A1F-157 HBC-197 < COMPONENT DIAGNOSIS > D E F G H I J K L M A B HBC N O P 5. Connect the auxiliary battery positive terminal cable of the frame wire. 6. Disconnect the n2 battery smart unit connector. 7. Turn ignition switch ON. 8. Measure the voltage according to the value(s) in the table below. OK or NG OK >> Replace battery smart unit (See ). NG >> GO TO 4. 4. CHECK FUSE (NO. 68) 1. Remove the 10A fuse (No. 68) from the high voltage fuse and fusible link box. 2. Measure the resistance of the fuse. OK or NG OK >> GO TO 5. NG >> Replace fuse. 5. CHECK HARNESS AND CONNECTOR (BATTERY SMART UNIT - HIGH VOLTAGE FUSE AND FUSIBLE LINK BOX) CAUTION: Be sure to wear insulated gloves. 1. Install the 10A fuse to the high voltage fuse and fusible link box. 2. Remove the IGCT relay (3) from the high voltage fuse and fus- ible link box (2). 3. Disconnect connector n2 (4) from the battery smart unit (1). 4. Measure the resistance according to the value(s) in the table below. OK or NG OK >> Check and repair power source circuit. NG >> Repair or replace harness or connector. Battery smart unit Battery smart unit Voltage Harness connector Terminal Harness connector Terminal n2 1 (IGC1) n2 5 (GND) 8.6 V or more JMCIA0191GB Resistance : Below 1 Ω Battery smart unit high voltage fuse and fusible link box Resistance Harness connector Terminal Harness connector Terminal n2 1 (IGC1) V-1 5 (IGCT relay) Below 1 Ω ALCIA0107ZZ |