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ENGINE 273 MPFI
47
ENGINE
SR. NO.
DESCRIPTION
PAGE NO.
3.11 ENGINEMANAGEMENTSYSTEM
245
ABBREVIATIONS
247
AN OVERVIEW
248
3.11.1 ECU (ELECTRONICCONTROLUNIT)
249
ECU BLOCK DIAGRAM
250
ECU PINASSIGNMENTDETAILS
251
ECUHANDLINGANDCARE
252
ECUON VEHICLE REMOVAL, INSPECTIONAND REFITMENT PROCEDURE
253
3.11.2 SENSORS
254
CRANK SHAFT POSITION SENSOR
254
COOLANTTEMPERATURE SENSOR
255
TMAP SENSOR
257
KNOCK SENSOR
258
THROTTLEPOSITIONSENSOR
259
LAMBDA (OXYGEN) SENSOR
262
VEHICLE SPEED SENSOR
263
3.11.3 ACTUATORS
265
CANISTER PURGE VALVE
265
FUEL INJECTOR
266
IGNITIONCOIL
268
INTAKEAIR CONTROLVALVE (IACV)
271
COMPONENTFITMENTDATA
273
3.11.4 DTC (DIAGNOSTIC TROUBLECODE)
277
DTCLIST
279
LAPTOP BASEDDIAGNOSTIC TESTER
287
BLINK CODE
302
3.11.5 TROUBLE SHOOTINGANDDIAGNOSIS
304
REPAIRINGSTEPS
304
VEHICLE TROUBLE SHOOTING FLOWCHART
305
SENSORANDACTUATORTESTING
306
EMERGENCY SERVICE TIPS
308
CONTENTS