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Chevrolet IMPALA 3.9L 2009, Руководство по установке системы CNG, Страница: 32 / 32

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Yel

Red

Blu

Blk Blk Blk

Red

Red

Red Red

Org Red

Red

Red

Red Blk Wht

Grn

Grn

Wht/Grn

Grn

Yel

Yel

Wht/Grn

Wht

Yel

Gry

Gry

Red

Wht

Grn/Blk

Wht/Grn

Wht/Grn

Wht/Grn

Wht/Grn

Blk

Grn

Wht/Grn

Wht/Grn

Org

Org

Wht

Wht

Blu

Blu

Grn

Yel/Blk

Blk

Wht/Grn

Brn

Grn/Blk

Vio

Org

Vio

Org

Blk

Grn

Vio

Org

Vio

Org

Vio

Vio

Sequent P&D ECM

Coolant Temp Sen Input  1

5V Ref Output  2

Fuel Press Sen Input  3

4

HEGO 1, Bnk 1 Input  5

HEGO 1, Bnk 2 Input  6

7

Pwr Relay Ctrl  8

Serial K-Line  9

OEM CAN (High)  10

CKP Sen Input  11

VBatt  12

OEM K-Line  13

Lockoff #1 Ctrl  14

#2 Gas Inj Ctrl  16

#3 Gas Inj Ctrl  17

#4 Gas Inj Ctrl  18

Gas Inj Gnd #1  19

Pwr Relay B+  20

#5 Gas Inj Ctrl  21

#6 Gas Inj Ctrl  22

23

24

OEM Inj #5 LS Input  25

OEM Inj #6 LS Input  26

27

28

Seq MAP Sen Input  29

Fuel Temp Sen Input  30

31

32

HEGO 1, Bnk 1 Output  33

HEGO 1, Bnk 2 Output  34

35

36

Spark Advance  37

OEM CAN (Low)  38

Gnd  39

OEM Inj B+  40

VSW  41

Lockoff #2 Ctrl  42

OEM Inj #1 LS Output  43

OEM Inj #1 LS Input  44

OEM Inj #2 LS Output  45

OEM Inj #2 LS Input  46

Gas Inj Gnd #2  47

Pwr Relay B+  48

OEM Inj #3 LS Output  49

OEM Inj #3 LS Input  50

OEM Inj #4 LS Output  51

OEM Inj #4 LS Input  52

OEM Inj #5 LS Output  53

OEM Inj #6 LS Output  54

55

56

#1 Gas Inj Ctrl  15

Wht/Grn

Pnk/Blk

Not Used

Pnk/Blk

B2

L- #  1 (Vio)

L- #  22 (Vio)

L- #  333 (Vio)

L- #  4444 (Vio)

L- #  55555 (Vio)

L- #  666666 (Vio)

OEM OBD-II

J1962 Connector

Sequent P&D

Wiring Schematic

2009 3.5/3.9L

Chevy Impala

Rev-B

Technician Installed Splice

Coolant

Temp Sensor

25A Fuse

Buzzer

Yel
Yel/Blk

Diagnostic

Connector

Power Relay

30 86 87 87 85

Battery

+

Grn/Blk

Grn

Lockoff

#1

Wht Blk

Fuel Level

Sensor/

CNG

Manometer

Grn/Blk

Grn

Lockoff

#2

Red Red

5A Fuse

Red Blk Grn

Change Over

Switch

Wht Org

Red Blk Wht

Sequent MAP

Sensor

L- #  1 (Yel)

L- #  22 (Yel)

Pur/Wht

From HEGO #1

Bank 1

Wht

Not Used

}

To OEM ECM

INJ 1 Fuse

20A

Underhood Fuse Box

Connector X1

(56 Cavity,Blk)

J3

ECM-IGN Fuse

15A

Underhood Fuse Box

Connector X1

(56 Cavity, Blk)

To OEM

Injectors

L- #  1 (Org)

L- #  333 (Org)

L- #  55555 (Org)

L- #  666666 (Org)

L- #  4444 (Org)

L- #  22 (Org)

Bank 1

Inj #1

Tan

Inj #3

Pnk/Blk

Inj #5

Tan/Wht

Bank 2

Inj #2

Lt Grn/Blk

Inj #4

Lt Blu/Blk

Inj #6

Yel/Blk

Passenger Side of vehicle

OEM Fuel Rails

Fuel 

Temp &

Press Sensor

Wht

Blk

Red

Grn

Grn

L- #  4444

Grn

L- #  55555

Grn

L- #  666666

Inj #3

Inj #2

Inj #1

Inj #6

Inj #5

Inj #4

Grn

L- #  1

Grn

L- #  22

Grn

L- #  333

Sequent P&D Fuel Rails

OEM ECM Connector X2

20

17

40

37

19

18

57

68

Tan

Grn

Lt Grn/Blk

Pnk/Blk

Lt Blu/Blk

Tan/Wht

Yel/Blk

Pur/Wht

Wht/Blk

19

Pnk

L- #  22 (Blu)

L- #  1 (Blu)

Brn

OEM ECM

Conn X1

Wht/Blk

Pnk

Pnk

From Crankshaft

Position (CKP) Sensor

Bank 2

Bank 1

Fuel Supply Hoses

Tan

Tan/Blk

Not Used

Содержание IMPALA 3.9L 2009

Страница 1: ...Rev B...

Страница 2: ...al 11 C Intake Manifold Modifications 11 D Zenith Regulator and Coolant Hose Installation 13 E Lockoff and High Pressure Tubing Installation 14 F Fuel Rail Installation 15 G CNG Low Pressure Hose Conn...

Страница 3: ...ICULAR FUEL SYSTEMS TO THE EXTENT THESE STANDARDS ARE NOT IN VIOLATION WITH FEDERAL STATE OR LOCAL LAW IN CANADA REFER TO CAN CGA CNG INSTALLATION CODES LPG AND OR NATURAL GAS INSTALLATIONS ON STATION...

Страница 4: ...Before working on any fuel system read and understand all manufacturers recommended procedures 9 Before working on any fuel system make sure you have local code approved safety goggles face shields g...

Страница 5: ...Remove all kit package contents and verify all parts are included and undamaged Do not attempt to repair any damaged parts Contact IMPCO Technologies for replacement of damaged or missing parts Part...

Страница 6: ...PI A 005 SEQUENT WARRANTY REGISTRATION 1 H5 15342 1 TUBING HEATSHRINK 3 16 BULK 4 ft T4 50880 001 TERM EYE 1 4 STUD 12 10 GA 2 T4 50879 001 TERMINAL WIRE SPLICE 22 16 GA 35 92920000 Washer Flat M6 DIN...

Страница 7: ...er mounting banjo bolt 15 22 ft lbs 20 30 Nm CNG high pressure filter blocking screw 37 52 ft lbs 50 70 Nm CNG manometer 15 30 ft lbs 20 40 Nm CNG pressure temperature sensor 20 5 23 5 ft lbs 28 32 Nm...

Страница 8: ...ons Family NOTE If the Emissions label identification information does not match exactly you CANNOT install the system in the vehicle Installation in a non certified vehicle may be punishable by a fin...

Страница 9: ...physical inspection Start the engine and inspect the exhaust for signs of excessive smoke Remove the engine dip stick and inspect the oil condition Change oil and filter if necessary Remove and inspe...

Страница 10: ...stall three Sequent injectors into each of the fuel rails and torque the injector nuts to 71 in lb 8 Nm Install the Fuel Temperature Pressure Sensor into the longer of the two rails and torque the sen...

Страница 11: ...er Tighten the manometer so it is in the approximate position keeping the torque between 15 30 ft lbs 20 40 Nm 5 Install the High Pressure Filter onto the regulator Rotate the filter to the position s...

Страница 12: ...es and torque them to 62 in lbs 7 Nm NOTE Hose illustrated not actual length Sample Illustration 9 After all fuel hoses have been cut to length and assembled wrap one of the maximum fuel working press...

Страница 13: ...m the engine for clarification DO NOT remove the lower intake manifold from the engine 2 Before drilling tapping the runners cover all of the intake ports and OEM injector holes except for those on th...

Страница 14: ...perpendicular to the runner face Repeat steps 3 5 for the remaining five intake runners When finished clean all traces of metal chips from the intake runners 5 Apply a light coat of Loxeal to each of...

Страница 15: ...r intake manifold for the brass vacuum port adapter using the 5mm drill and the 6mm tap Clean all traces of metal chips from the manifold Apply a light coat of Loxeal to the adapter threads before ins...

Страница 16: ...Tees and the Regulator coolant hose nipples 5 Slide hose clamps onto the two hoses and install them onto the Tees 6 Tighten the six clamps on the Tees and remove the hose pliers 7 Slide two more hose...

Страница 17: ...ck tower IMPORTANT If the vehicle has ABS be sure to allow for clearance between the Lockoff and the ABS Unit lines 4 Using code approved fuel line and fittings fabricate a fuel line to connect betwee...

Страница 18: ...formed hose onto the Regulator fuel nipple slide two fuel hose clamps onto the hose and install the other end onto the single Y inlet nipple 5 Slide two fuel hose clamps onto the other preformed hose...

Страница 19: ...ent tools to achieve the best crimps possible before working on the vehicle s wiring harness The first is the U style splice crimp used to splice the Sequent P D harness circuits to the OEM harness ci...

Страница 20: ...to the battery cables will help minimize this risk U Style Splice Crimps Heat the terminal and apply the solder in the center of the crimp fold allowing it to wick into the joint Do not worry if some...

Страница 21: ...to 1 strips Install one of the strips over the first wire to be reworked 6 Steps 6 through 9 should be done on the wires one at a time Referring to the 2009 3 5L Impala P D Installer s Wiring Diagram...

Страница 22: ...tions Crimp and solder the terminals onto the red and black battery wires NOTES The B connection can be made directly to the battery or fuse box DO NOT connect to any circuit directly connected to the...

Страница 23: ...engine for clarification purposes only L Sequent MAP Sensor Installation 2 Fabricate the MAP Sensor bracket as illustrated Mount the MAP sensor in the bracket torqueing the nut to 20 5 23 5 ft lbs 28...

Страница 24: ...ver Switch can be installed in either a 9 16 diameter hole or a 7 8 diameter hole The 7 8 hole is preferable if the location surface is textured and less than 3 32 thick If the 9 16 hole is to be used...

Страница 25: ...e fuel temperature pressure sensor 3 Connect the regulator temperature sensor 4 Connect lockoff 5 Connect the Sequent ECM O Final Connections 1 Connect the high pressure CNG line to the lockoff Leak t...

Страница 26: ...aseous operation position When the system begins changing over to CNG operation the engine should continue running without hesitation or stumbling If the engine begins running rough during the changeo...

Страница 27: ...y registration is available on IMPCO Technologies Website http www impco ws sequent tools asp requires login If Internet registration is not possible fill out the warranty card completely and drop it...

Страница 28: ...E85 Notice label on the inside of the fuel door 4 Put the Sequent P D Owner s Guide in the a prominent location on the dash or center console where the customer can easily locate it It is strongly rec...

Страница 29: ...ressure check all other maintenance items are in the IMPCO Owner s Guide Supplement Consult the guide for maintenance schedules 1 The Lockoff fuel filter replacement requires the following parts Part...

Страница 30: ......

Страница 31: ...Blk Tan Wht L 4444 L 55555 L 666666 L 22 Org L 4444 Org L 1 Org L 333 Org L 666666 Org Underhood Fuse Box Connector X1 L 55555 Org L 666666 Vio L 4444 Vio L 22 Vio L 1 Vio L 333 Vio L 55555 Vio Diagno...

Страница 32: ...56 1 Gas Inj Ctrl 15 Wht Grn Pnk Blk Not Used Pnk Blk B2 L 1 Vio L 22 Vio L 333 Vio L 4444 Vio L 55555 Vio L 666666 Vio OEM OBD II J1962 Connector Sequent P D Wiring Schematic 2009 3 5 3 9L Chevy Impa...

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