Charging (Diagnostics): Other Lexus RX III

PRECAUTION

1. Check that the battery cables are connected to the correct terminals.
2. Disconnect the battery cables when the battery is given a quick charge.
3. Do not perform tests with a high voltage insulation resistance tester.
4. Never disconnect the battery cables while the engine is running.
5. Check that the charging cable nut is tightened on terminal B of the generator and the engine room relay block.

Scheme 19

Scheme 20

Scheme 21

PROCEDURE

1. CHECK LOOSENESS OF V-RIBBED BELT Check the tension of the belt by pushing it down with a finger. OK The tension of the belt is enough. NG --> See step 5 OK: Go to next step
2. CHECK V-RIBBED BELT FOR WEAR Check the V-ribbed belt for wear. OK The V-ribbed belt is not worn. NG --> See step 6 OK: Go to next step
3. CHECK GENERATOR CLUTCH PULLEY FOR WEAR Check the clutch pulley grooves for wear or other defects. OK The clutch pulley grooves are not damaged. NG --> See step 7 OK: Go to next step
4. CHECK FOR NOISE WHILE GENERATOR CLUTCH PULLEY IS OPERATING Perform a driving test and check if noise occurs when decelerating. OK Noise does not occur. NG --> See step 7 OK --> See step 8
5. ADJUST V-RIBBED BELT. Refer to «INSTALLATION (2010 TO 08/2009)»(ref-400790-S28085469722011051800000)
6. REPLACE V-RIBBED BELT. Refer to «REMOVAL (2010 TO 08/2009)»(ref-400790-S34943544332011051800000)
7. REPLACE GENERATOR CLUTCH PULLEY. Refer to «REMOVAL»(ref-400822-S09219895042011051800000)
8. REPLACE GENERATOR ASSEMBLY. Refer to «REMOVAL»(ref-400822-S09219895042011051800000)