5. FUEL INJECTION SYSTEM MXU 500EXi/MXU500i 13 __________________________________________________________________________________ __________________________________________________________________________________ FUEL INJECTION SYSTEM __________________________________________________________________________________ SERVICE INFORMATION--------------------------------------------------5- 1 SPECIFICATIONS ------------------------------------------------------------5- 2 INJECTION SYSTEM DIAGRAM -----------------------------------------5- 3 PARTS LOCATION ----------------------------------------------------------5- 4 TROUBLESHOOTING-------------------------------------------------------5- 8 SELF-DIAGNOSTIC PROCEDURES WITHOUT DIAGNOSTIC TOOL---------------------------------------------------------5- 7 EFI SELF-DIAGNOSIS CHECK ENGINE LAMP (CELP) FAILURE CODES -------------------------------------------------------------------------5- 9 SELF-DIAGNOSIS RESET PROCEDURE ------------------------------ 5-10 CELP FAILURE CODES LIST--------------------------------------------- 5-11 TPS/ISC RESET ------------------------------------------------------------- 5-15 FUEL PUMP ------------------------------------------------------------------ 5-16 FUEL PUMP RELAY-------------------------------------------------------- 5-18 TILT SWITCH(ROLL SENSOR) ------------------------------------------ 5-19 ELECTRONIC CONTROL UNIT (ECU)--------------------------------- 5-20 FUEL INJECTOR ------------------------------------------------------------ 5-22 WTS SENSOR ---------------------------------------------------------------- 5-24 THROTTLE BODY/T-MAP SENSOR/ISC/TPS ------------------------ 5-25 DIAGNOSTIC TOOL CONNECTOR ------------------------------------- 5-28 DIAGNOSTIC REPORT ---------------------------------------------------- 5-29 DIAGNOSTIC TOOL OPERATION INSTRUCTIONS ---------------- 5-30 05 5-0