Check: Ancillary drive belt (/)
C3 (A51) · Repair procedures · TU1AE5 INJECTION OR INJECTION TU3AE5 · Checks · Reference B1BD18K1
1. Visual check Check the condition of the ancillary drive belt , it must not bear any traces of oil or cracking. 2. Dynamic roller tensioner identification Figure : b1bpsadd (1) Dynamic tensioner : "a" New ancillary drive belt nominal lengthening mark "b" New ancillary drive belt minimum…