Charging System - No Start/Poor Charging
Article No. 86-16-2CHARGING SYSTEM - NO START
- LOW STATE OF BATTERY CHARGE - VEHICLES WITHOUT HEATED WINDSHIELD
FORD 1986 TAURUS
LINCOLN-MERCURY 1986 SABLE
Vehicles with a 70 amp alternator and a 58 AH (amphour) battery may exhibit poor charging during hot weather. A no-start condition can occur during hot weather city driving with the A/C and high speed blower motor in use. An 84 AH battery (BX-65) should be installed using the following diagnostic procedure.
1. Check the electrical system for loose battery connections, battery draw with key off, or alternator malfunctioning. Refer to Section 31-01-1 of the Taurus/Sable Shop Manual and service as required.
2. Replace 58 AH battery (Motorcraft part number BX58C) with 84 AH battery (Motorcraft service part number BX-65).
3. On 2.5L vehicles, check idle speed by using procedure shown in Shop Manual, Volume H, page 4-24. Perform setting procedure as required.
PART NUMBER PART NAME CLASS
BX-65 Battery - 84 Amp-Hour V
OTHER APPLICABLE ARTICLES: None
WARRANTY STATUS: Reimbursable within the provisions of the Warranty and Policy Manual.
OPERATION: SP10655A86
TIME: 0.8 Hr. DLR. CODING: Basic Part No. 10654 - Code: 53