Operation CHARM: Car repair manuals for everyone.

Engine Control - Quick Test Code 25

Article No. 85-5-31


QUICK TEST CODE 25 (5.0L) - WITH EFI

LIGHT TRUCK 1985 BRONCO/F-SERIES

CALIBRATION: 5-53D-R01, 5-53F-R01, 5-53H-R01

WARNING: This modification is authorized only for the listed engines. Performing this modification on other engine calibrations is unauthorized and could create liability under applicable federal or local laws.

The above vehicles/calibrations are not equipped with a knock sensor. This will cause a code 25 on quick test. This code should be ignored.

WARRANTY STATUS: "INFORMATION ONLY"