LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Ford
>>
1990
>>
Bronco II RWD, Standard, M5OD-R1
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Tests W/Codes
>>
Test H - Fuel Control
>>
Code 86
>>
Code 85
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Code 85
If Code 42 also displayed, service it first.
Excessive fuel pressure, check regulator vacuum line and fuel supply line.
Excessive fuel flow, check for damaged injector pintles or injector stuck open.