Engine fuel supply system of motorcycle Harley Street 750 (2014-2021)

Fastener torque values
Fastener torque values in this chapter The table below lists torque values for all fasteners presented in this chapter. FASTENER TORQUE VALUE NOTES Air cleaner backplate screws 5.0-7.0 Nm 45-62 in·lbs Air cleaner assembly , Install Charcoal canister...

Specifications of fuel and exhaust
Specifications Table 6-1. Capacities ITEM LITERS GALLONS Fuel tank 13.2 3.5 Low fuel warning light on (approximate) 3.0 0.8 Table 6-2. Fuel System Specifications FUEL SYSTEM TYPE Intake Side draft throttle body Recommended fuel 87 Octane or higher...

Air cleaner assembly
Prepare 1. Remove air filter. See Inspect air filter . Remove 1. See Figure 6-1. Remove backplate assembly. a. Remove screws (1, 5). b. Remove backplate (3) with seals (2, 4). 2. See Figure 6-2. Remove clamp and breather hose from backplate. Note:...

Lift rear of fuel tank
Prepare 1. Remove seat. See Removing and installing seat . Lift 1. See Figure 6-4. Lift fuel tank. a. Remove screw (1), washer (2) and collar (3). b. Lift fuel tank bracket (4) and isolator (5). Support fuel tank as necessary. Secure FASTENER TORQUE...

Fuel tank
Prepare Warning: Gasoline is extremely flammable and highly explosive. Keep gasoline away from ignition sources which could result in death or serious injury. See the Safety chapter. Warning: To prevent spray of fuel, purge system of high-pressure...

Fuel line
Remove Purge 1. Remove fuel pump fuse. See Fuses and relays . Warning: Gasoline is extremely flammable and highly explosive. Keep gasoline away from ignition sources which could result in death or serious injury. See the Safety chapter. Warning: To...

Fuel pressure test
Prepare Warning: Gasoline is extremely flammable and highly explosive. Keep gasoline away from ignition sources which could result in death or serious injury. See the Safety chapter. Warning: To prevent spray of fuel, purge system of high-pressure...

Fuel pump assembly
Prepare 1. Remove main fuse. See Power disconnect . 2. Remove seat. See Removing and installing seat . 3. Remove fuel tank. See Fuel tank . 4. Detach fuel line from fuel pump. See Fuel line . Remove 1. See Figure 6-10. Remove fuel pump assembly. a....

Vent tube
Prepare 1. Remove seat. See Removing and installing seat . 2. Remove right side cover. See Side covers . 3. Lift rear of fuel tank. See Lift rear of fuel tank . Remove 1. See Figure 6-12. Remove upper vent line. a. Discard cable strap (4). b. Detach...

Vapor valve
Prepare 1. Remove right side cover. See Side covers . 2. Models with purge solenoid: Detach purge solenoid from battery tray. See Purge solenoid: California emissions . Remove 1. See Figure 6-13. Remove vapor valve. a. Detach hoses from vapor valve....

Idle air control (IAC)
Prepare 1. Remove main fuse. See Power disconnect . 2. Remove air cleaner assembly. See Air cleaner assembly . 3. Lift rear of fuel tank. See Lift rear of fuel tank . Remove 1. See Figure 6-14. Detach induction module from intake manifold. a. Remove...

Fuel injectors
Prepare Warning: Gasoline is extremely flammable and highly explosive. Keep gasoline away from ignition sources which could result in death or serious injury. See the Safety chapter. Warning: To prevent spray of fuel, purge system of high-pressure...

Temperature manifold absolute pressure (TMAP) sensor
Prepare Warning: Gasoline is extremely flammable and highly explosive. Keep gasoline away from ignition sources which could result in death or serious injury. See the Safety chapter. Warning: To prevent spray of fuel, purge system of high-pressure...

Breather hoses
Prepare 1. Lift rear of fuel tank. See Lift rear of fuel tank . Remove 1. See Figure 6-18. Remove breather hoses. a. Remove rear cylinder clamp (1) and hose from rear cylinder. b. Remove front cylinder clamp (2) and hose from front cylinder. c....

Induction module
Prepare Warning: Gasoline is extremely flammable and highly explosive. Keep gasoline away from ignition sources which could result in death or serious injury. See the Safety chapter. Warning: To prevent spray of fuel, purge system of high-pressure...

Oxygen (O2) sensor
Remove 1. See Figure 6-20. Disconnect O2 sensor (1,2) connector. 2. Remove O2 sensor. Install FASTENER TORQUE VALUE Oxygen (O2) sensor 16.0-19.0 Nm 12-14 ft·lbs Notes: Do not install sensors that have dropped or have been impacted by other...