SECTION 303-01A: Engine — 3.7L
2014 Mustang Workshop Manual
IN-VEHICLE REPAIR
Procedure revision date: 01/07/2013

Upper Intake Manifold

Upper Intake Manifold (View 1 of 2)

Item Part Number Description
1 6A664 PCV tube quick connect coupling
2 — Throttle Body (TB) electrical connector (part of 12C508)
3 — TB electrical connector wiring harness pin-type retainer (part of 12C508)
4 9J280 Evaporative Emission (EVAP) tube
5 — EVAP hose retainer (part of 9J280)
6 — EVAP canister purge valve electrical connector (part of 12C508)
7 — EVAP canister purge valve electrical connector wiring harness pin-type retainer (part of 12C508)
8 — Brake booster vacuum hose (part of 9C482)
9 — Wiring harness pin-type retainer (part of 12C508)
10 W503275 Upper intake manifold support bracket bolt


Upper Intake Manifold (View 2 of 2)

Item Part Number Description
1 W715096 Upper intake manifold bolt
2 9Y450 Upper intake manifold bolt (6 required)
3 9424 Upper intake manifold
4 9H486 Upper intake manifold gasket

Removal

  1. NOTE: LH shown, RH similar.

    If equipped, remove the 4 nuts (2 shown) and the strut tower cross brace.
  1. If equipped, detach the 2 retainers and remove the engine appearance cover.
  1. Remove the Air Cleaner (ACL) outlet tube. For additional information, refer to Intake Air System Components — Exploded View, 3.7L in Section 303-12 .
  1. Disconnect the PCV tube quick connect coupling from the intake manifold. For additional information, refer to Section 310-00 .
  1. Disconnect the Throttle Body (TB) electrical connector.
  1. Disconnect Evaporative Emission (EVAP) tube from the EVAP canister purge valve. For additional information, refer to Section 310-00 .
  1. Disconnect the EVAP canister purge valve electrical connector.
  1. Disconnect the brake booster vacuum hose from the upper intake manifold vacuum tube.
  1. Detach the wiring harness pin-type retainer from the rear of the upper intake manifold.
  1. Remove the upper intake manifold support bracket bolt from the front of the RH cylinder head.
  1. Loosen the 7 bolts and remove the upper intake manifold.

Installation

  1. NOTICE: If the engine is repaired or replaced because of upper engine failure, typically including valve or piston damage, check the intake manifold for metal debris. If metal debris is found, install a new intake manifold. Failure to follow these instructions can result in engine damage.

    Using new gaskets, install the upper intake manifold and tighten the 7 bolts in the sequence shown in 2 stages.
  1. Install the upper intake manifold support bracket bolt to the RH cylinder head.
  1. Attach the wiring harness pin-type retainer to the rear of the upper intake manifold.
  1. Connect the brake booster vacuum hose to the upper intake manifold vacuum tube.
  1. Connect the EVAP canister purge valve electrical connector.
  1. Connect EVAP tube to the EVAP canister purge valve. For additional information, refer to Section 310-00 .
  1. Connect the TB electrical connector.
  1. Connect the PCV tube quick connect coupling to the intake manifold. For additional information, refer to Section 310-00 .
  1. Install the ACL outlet tube. For additional information, refer to Intake Air System Components — Exploded View, 3.7L in Section 303-12 .
  1. If equipped, install the engine appearance cover.

  1. NOTE: LH shown, RH similar.

    If equipped, install the strut tower cross brace and the 4 nuts (2 shown).