Kia Optima: Fuel Tank. Repair procedures

Release Residual Pressure in Fuel Line

Whenever the high pressure fuel pump, fuel pipe, delivery pipe, or injector is removed immediately after shutting off the engine, an ...

Removal

1. Release the residual pressure in fuel line (Refer to “Release Residual Pressure in Fuel Line” in this group). 2. Remove the fuel pump service cover (A) in ...

See also:

ECM Problem Inspection Procedure
1. TEST ECM GROUND CIRCUIT: Measure resistance between ECM and chassis ground using the backside of ECM harness connector as ECM side check point. If the problem is found, repa ...

Repair procedures
Inspection 1. After disconnecting the vapor hose from the PCV valve, remove the PCV valve. Visually check for a collapsed vapor hose or hose leaks. 2. ...

Crankshaft Position Sensor (CKPS). Description and Operation
Description Crankshaft Position Sensor (CKPS) detects the crankshaft position and is one of the most important sensors of the engine control system. If there is no CKPS signal input, the engine ...