Operation CHARM: Car repair manuals for everyone.

FD - Brake On/Off


Enter this Pinpoint Test only when service code 74 or 75 is received during Quick Test.

This Pinpoint Test is only intended to diagnose the following:

1. BOO circuit.
2. ECA computer processor.

To prevent replacement of good components, be aware that these non-EEC areas may be faulty:

1. Brake lamp.
2. Brake switch.
3. Fuse.

PINPOINT TEST FD SCHEMATIC

Pinpoint Test FD Schematic:






TEST STEPS FD13 - FD15

Test Steps FD13 - FD15: