2009款日產(chǎn)帕拉丁xterra n50發(fā)動機管理系統(tǒng)維修手冊（英文）

1、EC-1ENGINECDEFGHIJKLMSECTION ECAECNOPCONTENTSENGINE CONTROL SYSTEMVQ40DEBASIC INSPECTION ................................ .... 8DIAGNOSIS AND REPAIR WORKFLOW ..... ..... 8 Trouble Diagnosis Introduction .................

2、.......... ......8INSPECTION AND ADJUSTMENT ................ ....14 Basic Inspection .................................................. ....14 Idle Speed and Ignition Timing Check ................ ....18 Procedure After

3、Replacing ECM ......................... ....18 VIN Registration .................................................. ....19 Accelerator Pedal Released Position Learning ... ....19 Throttle Valve Closed Position Learning ..

4、........... ....19 Idle Air Volume Learning ..................................... ....19FUNCTION DIAGNOSIS ........................... ...22ENGINE CONTROL SYSTEM ........................ ....22 System Diagram ...........

5、....................................... ....22 Engine Control Component Parts Location ......... ....23MULTIPORT FUEL INJECTION SYSTEM ..... ....30 System Description ............................................. ....30E

6、LECTRIC IGNITION SYSTEM ..................... ....33 System Description ............................................. ....33AIR CONDITIONING CUT CONTROL ........... ....34 Input/Output Signal Chart ......................

7、.............. ....34 System Description ............................................. ....34AUTOMATIC SPEED CONTROL DEVICE (ASCD) ........................................................... ....35 System Description ..

8、........................................... ....35 Component Description ....................................... ....36CAN COMMUNICATION ................................ ....37 System Description ........................

9、..................... ....37COOLING FAN CONTROL ............................ ....38 Description .......................................................... ....38EVAPORATIVE EMISSION SYSTEM ...............39 Description .

10、.......................................................... ....39INTAKE VALVE TIMING CONTROL ................42 Description ........................................................... ....42VARIABLE INDUCTION AIR SYSTEM

11、............43 Description ........................................................... ....43 Vacuum Hose Drawing ........................................ ....45ON BOARD DIAGNOSTIC (OBD) SYSTEM ....46 Introduction ......

12、.................................................... ....46 Two Trip Detection Logic ..................................... ....46 Emission-related Diagnostic Information ............. ....47 Malfunction Indicator Lamp (M

13、IL) ........................ ....59 OBD System Operation Chart ............................. ....62 CONSULT-III Function (ENGINE) ....................... ....67 Generic Scan Tool (GST) Function ..................... ....

14、76COMPONENT DIAGNOSIS ...................... ...78TROUBLE DIAGNOSIS - SPECIFICATION VALUE ...............................................................78 Description ...................................................

15、........ ....78 Testing Condition ................................................. ....78 Inspection Procedure ........................................... ....78 Diagnosis Procedure .....................................

16、...... ....78POWER SUPPLY AND GROUND CIRCUIT ....86 Diagnosis Procedure ........................................... ....86 Ground Inspection ............................................... ....89U0101 CAN COMM CIRCUIT ..

17、.........................90 Description ........................................................... ....90 On Board Diagnosis Logic ................................... ....90 DTC Confirmation Procedure ..................

18、............ ....90 Diagnosis Procedure ........................................... ....90U1001 CAN COMM CIRCUIT ...........................91 Description ........................................................... ....9

19、1 On Board Diagnosis Logic ................................... ....91 DTC Confirmation Procedure .............................. ....91Revision: October 2008 2009 XterraEC-3CDEFGHIJKLMECANOPOn Board Diagnosis Logic ......

20、............................ .. 155 DTC Confirmation Procedure .............................. .. 155 Overall Function Check ....................................... .. 156 Diagnosis Procedure .............................

21、.............. .. 156 Component Inspection ........................................ .. 159P0138, P0158 HO2S2 .................................... ..161 Component Description ....................................... .. 161

22、 On Board Diagnosis Logic .................................. .. 161 DTC Confirmation Procedure .............................. .. 162 Overall Function Check ....................................... .. 162 Diagnosis Procedu

23、re ........................................... .. 163 Component Inspection ........................................ .. 167P0139, P0159 HO2S2 .................................... ..169 Component Description ..............

24、......................... .. 169 On Board Diagnosis Logic .................................. .. 169 DTC Confirmation Procedure .............................. .. 169 Overall Function Check ................................

25、....... .. 170 Diagnosis Procedure ........................................... .. 170 Component Inspection ........................................ .. 173P0171, P0174 FUEL INJECTION SYSTEM FUNCTION .....................

26、................................ ..175 On Board Diagnosis Logic .................................. .. 175 DTC Confirmation Procedure .............................. .. 175 Diagnosis Procedure .............................

27、.............. .. 176P0172, P0175 FUEL INJECTION SYSTEM FUNCTION ..................................................... ..181 On Board Diagnosis Logic .................................. .. 181 DTC Confirmation Procedure

28、.............................. .. 181 Diagnosis Procedure ........................................... .. 182P0181 FTT SENSOR ...................................... ..187 Component Description ............................

29、........... .. 187 On Board Diagnosis Logic .................................. .. 187 DTC Confirmation Procedure .............................. .. 187 Diagnosis Procedure ........................................... .. 18

30、8 Component Inspection ........................................ .. 189P0182, P0183 FTT SENSOR ......................... ..190 Component Description ....................................... .. 190 On Board Diagnosis Logic

31、.................................. .. 190 DTC Confirmation Procedure .............................. .. 190 Diagnosis Procedure ........................................... .. 190 Component Inspection .....................

32、................... .. 192P0222, P0223 TP SENSOR ........................... ..193 Component Description ....................................... .. 193 On Board Diagnosis Logic .................................. .. 193 D

33、TC Confirmation Procedure .............................. .. 193 Diagnosis Procedure ........................................... .. 193 Component Inspection ........................................ .. 196P0300, P0301, P03

34、02, P0303, P0304, P0305, P0306, P0307, P0308 MISFIRE ..................... ..197 On Board Diagnosis Logic .................................. .. 197 DTC Confirmation Procedure .............................. .. 197 Diagno

35、sis Procedure ........................................... .. 198P0327, P0328, P0332, P0333 KS ................... 204 Component Description ....................................... ..204 On Board Diagnosis Logic .........

36、.......................... ..204 DTC Confirmation Procedure .............................. ..204 Diagnosis Procedure ........................................... ..204 Component Inspection ................................

37、......... ..206P0335 CKP SENSOR (POS) ........................... 207 Component Description ....................................... ..207 On Board Diagnosis Logic ................................... ..207 DTC Confirmatio

38、n Procedure .............................. ..207 Diagnosis Procedure ........................................... ..207 Component Inspection ......................................... ..209P0340, P0345 CMP SENSOR (PHASE) .

39、........ 211 Component Description ....................................... ..211 On Board Diagnosis Logic ................................... ..211 DTC Confirmation Procedure .............................. ..211 Diagnosi

40、s Procedure ........................................... ..212 Component Inspection ......................................... ..214P0420, P0430 THREE WAY CATALYST FUNCTION ................................................

41、...... 215 On Board Diagnosis Logic ................................... ..215 DTC Confirmation Procedure .............................. ..215 Overall Function Check ....................................... ..216 Diagnosis

42、 Procedure ........................................... ..216P0441 EVAP CONTROL SYSTEM ................. 220 System Description .............................................. ..220 On Board Diagnosis Logic ...............

43、.................... ..220 DTC Confirmation Procedure .............................. ..220 Overall Function Check ....................................... ..221 Diagnosis Procedure ........................................

44、... ..221 Component Inspection ......................................... ..224P0442 EVAP CONTROL SYSTEM ................. 225 On Board Diagnosis Logic ................................... ..225 DTC Confirmation Procedure

45、.............................. ..226 Diagnosis Procedure ........................................... ..226 Component Inspection ......................................... ..231P0443 EVAP CANISTER PURGE VOLUME CONTROL SOL

46、ENOID VALVE ...................... 232 Description ........................................................... ..232 On Board Diagnosis Logic ................................... ..232 DTC Confirmation Procedure .........

47、..................... ..233 Diagnosis Procedure ........................................... ..233 Component Inspection ......................................... ..236P0444, P0445 EVAP CANISTER PURGE VOLUME CONTROL SOLEN

48、OID VALVE ...... 237 Description ........................................................... ..237 On Board Diagnosis Logic ................................... ..237 DTC Confirmation Procedure ...........................

49、... ..238 Diagnosis Procedure ........................................... ..238 Component Inspection ......................................... ..239P0447 EVAP CANISTER VENT CONTROL VALVE ................................