22. FUEL INJECTION SYSTEM MXU 500i 13 __________________________________________________________________________________ __________________________________________________________________________________ FUEL INJECTION SYSTEM __________________________________________________________________________________ SERVICE INFORMATION------------------------------------------------ 22- 1 SPECIFICATIONS ---------------------------------------------------------- 22- 2 INJECTION SYSTEM DIAGRAM --------------------------------------- 22- 3 PARTS LOCATION -------------------------------------------------------- 22- 4 TROUBLESHOOTING----------------------------------------------------- 22- 8 SELF-DIAGNOSTIC PROCEDURES WITHOUT DIAGNOSTIC TOOL------------------------------------------------------- 22- 7 EFI SELF-DIAGNOSIS CHECK ENGINE LAMP (CELP) FAILURE CODES-------------------------------------------------------------------------22- 9 SELF-DIAGNOSIS RESET PROCEDURE ---------------------------- 22-10 CELP FAILURE CODES LIST------------------------------------------- 22-11 TPS/ISC RESET ----------------------------------------------------------- 22-15 FUEL PUMP ---------------------------------------------------------------- 22-16 FUEL PUMP RELAY------------------------------------------------------ 22-18 TILT SWITCH(ROLL SENSOR) ---------------------------------------- 22-19 ELECTRONIC CONTROL UNIT (ECU)------------------------------- 22-20 FUEL INJECTOR ---------------------------------------------------------- 22-22 WTS SENSOR -------------------------------------------------------------- 22-24 THROTTLE BODY/T-MAP SENSOR/ISC/TPS ---------------------- 22-25 DIAGNOSTIC TOOL CONNECTOR ----------------------------------- 22-28 DIAGNOSTIC TOOL OPERATION INSTRUCTIONS -------------- 22-30 22 22-0