Ckp Sensor - Briggs & Stratton VANGUARD M490000 Repair Manual

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Installation
1. Lightly lubricate fuel injector O-rings with clean
engine oil.
2. Install fuel injectors into intake manifold.
3. Install retaining clips to secure fuel injector caps to
fuel injectors. Orient retaining clips as noted during
removal. Be sure retaining clips are fully engaged.
4. Install two hex flange screws to fasten fuel injector
cap flanges to intake manifold. Tighten screws to
50-60 lb-in (6-7 Nm).
5. Connect fuel injector connectors. Push in green
secondary locks to secure.
6. Install EFI wire harness retaining clip onto fuel rail.
7. Install fuel rail retaining clip onto fuel rail. Install fuel
rail retaining clip into hole in CKP sensor bracket.
8. Route quick disconnect fitting on fuel rail through
opening in cylinder 2 heat shield to fuel pump
module.
9. Firmly push quick disconnect fitting onto fuel pump
module. Gently tug on fitting to verify that it is properly
seated and secure.
10. Turn ignition switch ON for two seconds, and then
OFF for 10 seconds. Turn the ignition switch back to
ON and check for fuel leaks.
11. See Air Cleaner Assembly/Static Guard/Decorative
Cover/Blower Housing, Installation.

CKP Sensor

Removal
1. See Air Cleaner Assembly/Static Guard/Decorative
Cover/Blower Housing, Removal.
2. Remove fuel rail retaining clip from hole in CKP
sensor bracket.
3. Remove two hex flange screws to release CKP
sensor bracket from cylinder mounting bosses.
4. Disconnect CKP sensor connector.
Installation
1. Start two hex flange screws to fasten CKP sensor
bracket to cylinder mounting bosses. Alternately
tighten screws until snug.
2. On side opposite connector, install mounting plate in
groove of CKP sensor housing.
3. Insert CKP sensor into bracket. Align hole in
mounting plate with hole stamped "49" on bracket.
Install TORX screw and tighten to 25-35 lb-in (3-4
Nm).
4. Loosen two bracket screws and adjust as necessary
until gap between CKP sensor and flywheel tooth is
0.010 inches (0.254 mm). See Figure 14.
5. Alternately tighten CKP sensor bracket screws to
20-30 lb-in (2-3 Nm).
6. Connect CKP sensor connector.
14
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