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Suzuki GSX-R 1000 Service Manual: Throttle body removal and installation

Suzuki GSX-R 1000 Service Manual / Engine / Engine mechanical / Repair instructions / Throttle body removal and installation

Removal

  1. Remove the side cowlings. Refer to exterior parts removal and installation in section 9d (page 9d- 6).
  2.  Remove the air cleaner box. Refer to air cleaner box removal and installation .
  3.  Remove the clamps (1).
  4.  Disconnect the iap sensor (2) from the vacuum hose.
  5.  Disconnect the stva lead wire coupler (3).
  6.  Disconnect secondary fuel injector couplers (4) and primary fuel injector couplers (5).
  7.  Disconnect the purge hose (6) from the evap system purge control solenoid valve. (E-33 only)

Suzuki GSX-R. Throttle body removal and installation


  1. Remove the clamp (7).
  2.  Disconnect the isc valve coupler (8).

Suzuki GSX-R. Throttle body removal and installation


  1. Place a rag under the fuel feed hose (9) and disconnect the fuel feed hose from the fuel pump.
For e-33
models, drain fuel from the fuel tank before disconnecting the fuel feed hose to prevent fuel leakage.

Suzuki GSX-R. Throttle body removal and installation


  1. Loosen the throttle body clamp screws, left and right.

Suzuki GSX-R. Throttle body removal and installation


  1. Lift up the throttle body from the intake pipes.
  2.  Disconnect the stp sensor coupler (10) and tp sensor coupler (11).

Suzuki GSX-R. Throttle body removal and installation


  1. Disconnect the throttle cables.
Caution

after disconnecting the throttle cables, do not snap the throttle valve from full open to full close. It may cause damage to the throttle valve and throttle body.

  1. Remove the throttle body.

Suzuki GSX-R. Throttle body removal and installation


Installation

Installation is in the reverse order of removal. Pay attention to the following points:

Suzuki GSX-R. Throttle body removal and installation


Suzuki GSX-R. Throttle body removal and installation


Suzuki GSX-R. Throttle body removal and installation


  1. 0 1 Mm (0 0.04 In)

Tightening torque throttle cable lock-nut: 4.5 Nm (0.45 Kgf-m, 3.0 Lbf-ft)

Throttle body construction
Intake pipe Evap system purge control solenoid valve (e-33 only) Evap canister (e-33 only) Iat sensor Isc valve hose Ho2 sensor Face the clamp end ...

Throttle body disassembly and assembly
Refer to throttle body removal and installation . Disassembly Caution identify the position of each removed part. Organize the parts in their respective groups so that they can be ...

Other materials:

Open circuit check
Possible causes for the open circuit are as follows. As the cause can exist in the connector/coupler or terminal, they need to be checked carefully.  Loose connection of connector/coupler.  Poor contact of terminal (due to dirt, corrosion or rust, poor contact tension, entry of f ...

Rear brake light switch inspection
Inspect the rear brake light switch in the following procedures:  lift and support the fuel tank. Refer to fuel tank removal and installation in section 1g (page 1g- 9).  Disconnect the rear brake light switch lead wire coupler (1). Inspect the rear brake light swi ...

Electrical parts connector / coupler
Faulty fi system is often related to poor electrical contact of connector/coupler. Before servicing individual electronic part, check electrical contact of the connector/coupler. When connecting a connector, be sure to push it in until a click is felt. With a lock type coupler ...

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