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CHG-4 < BASIC INSPECTION > DIAGNOSIS AND REPAIR WORKFLOW NOTE: 1. PRELIMINARY INSPECTION Perform the preliminary inspection. Refer to CHG-22, "Inspection Procedure" . >> GO TO 2. 2. STOP POWER GENERATION VOLTAGE VARIABLE CONTROL SYSTEM Stop the operation of the power generation voltage variable control in either of the following procedures. DUTY” to 0 % by selecting “ALTERNATOR DUTY” of “Active Test”. Continue “Active Test” until the end of • Turn the ignition switch OFF, and disconnect the battery current sensor connector. [However, DTC (P1550 - P1554) of the engine might remain. After finishing the inspection, connect the battery current sensor connec- >> GO TO 3. 3. DIAGNOSIS WITH STARTING/CHARGING SYSTEM TESTER Perform the charging system test using Starting/Charging System Tester (SST: J-44373). For details and oper- Test result CHARGING SYSTEM NORMAL>>Charging system is normal and will also show “DIODE RIPPLE” test result. NO CHARGING VOLTAGE>>GO TO 4. Charging System Tester (SST: J-44373) to confirm repair. DIODE RIPPLE NOT DETECTED>>GO TO 4. 4. INSPECTION WITH CHARGE WARNING LAMP (IGNITION SWITCH IS ON) Turn the ignition switch ON. Does the charge warning lamp illuminate? YES >> GO TO 6. NO >> GO TO 5. 5. “L” TERMINAL CIRCUIT (OPEN) INSPECTION Check “L” terminal circuit (open). Refer to Is the “L” terminal circuit normal? YES >> Replace alternator. NO >> Repair as needed. 6. INSPECTION WITH CHARGE WARNING LAMP (IDLING) Start the engine and run it at idle. Does the charge warning lamp turn OFF? YES >> GO TO 9. NO >> GO TO 7. 7. “L” TERMINAL CIRCUIT (SHORT) INSPECTION Check “L” terminal circuit (short). Refer to Is the “L” terminal circuit normal? YES >> GO TO 8. NO >> Repair as needed. |