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CHARGING SYSTEM ENGINE ELECTRICAL 16-9 REGULATED VOLTAGE TEST M1161001100398 This test determines whether the voltage regulator test. • Alternator installation • Check that the battery installed in the vehicle is , GROUP 54A − Battery −
On-Vehicle Service.) • Drive belt tension , GROUP 11A − On-Vehicle Service.)<4G63> , GROUP 11C − On-Vehicle Service.)<4G69> • Fusible link • Abnormal noise from the alternator while the 2. Turn the ignition switch to the "LOCK" (OFF) position. 3. Disconnect the negative battery cable. 4. Use the special tool Alternator test harness (MB991519) to connect a digital voltmeter 5. Connect a clamp-type DC test ammeter with a range of 0 − 150 A to the alternator "B" terminal output wire. 6. Reconnect the negative battery cable. check that the reading on the voltmeter is equal to AK304241 AB Battery Ignition switch Engine-ECU Ammeter (clamp-type) Load Black MB991519 Voltmeter (digital-type) Red Yellow Blue Alternator B FR L S G Charging indicator |