Immobilizer ISUZU KB P190 2007 Workshop Owners Manual

ENGINE DRIVEABILITY AND EMISSIONS 6E–263
10 Check for the following engine mechanical problems(refer to Engine Mechanical ):
• Low compression
• Leaking cylinder head gaskets
• Worn camshaft
• Sticking or leaking valves
• Valve timing
• Broken valve springs
• Camshaft drive belt slipped or stripped
Was a problem found? — Verify repair Go to Step 11
11 Check leakage at exhaust system. Check the intake and exhaust manifold for casting
flash. Refer to Engine Mechanical .
Was a problem found? — Verify repair Go to Step 12
12 1. Review all diagnostic procedures within this table. 2. If all procedures have been completed and nomalfunctions have been found, review/inspect the
following:
• Visual/physical inspection
• Tech 2 data
• All electrical connections within a suspected circuit and/or system
Was a problem found? — Verify repair Go to Step 13
13 Is the ECM programmed with the latest software release?
If not, download the latest software to the ECM using
the “SPS (Service Programming System)”.
Was the problem solved? — Verify repair Go to Step 14
14 Replace the ECM. Is the action complete?
IMPORTANT: The replacement ECM must be
programmed. Refer to section of the Service
Programming System (SPS) in this manual.
Following ECM programming, the immobilizer system
(if equipped) must be linked to the ECM. Refer to
section 11 “Immobilizer System-ECM replacement” for
the ECM/Immobilizer linking procedure. — Verify repair —
Step
Action Value(s) Yes No

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ISUZU KB P190 2007

ELECTRICAL-BODY AND CHASSIS 8A-3
PAGE
Power Window ............................................................................................................8A- 41 5
Audio, Clock and Cigarette Lighter ...........................................................................8A- 440
Power Door Mirror ......................................................................................................8A- 464
Rear Defogger .............................................................................................................8A- 480
Supplemental Restraint System (SRS)-Air Bag ........................................................8A- 491
Transfer Case Control Module ...................................................................................8A- 498
Anti-Lock Brake System .............................................................................................8A- 514
Immobilizer ..................................................................................................................8 A- 519
Keyless Entry ..............................................................................................................8A- 529
Data Link Connector ...................................................................................................8A- 553
Anti Theft ..................................................................................................................... .8A- 561
Key Inter Lock .............................................................................................................8A- 588
DRM ........................................................................................................................... ...8A- 592
Trailer Hitch ................................................................................................................. 8A- 595
Power Train Interface Module (PIM) ..........................................................................8A- 600
Connector List ................................................................................................................ .8A- 606

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8A-140 ELECTRICAL-BODY AND CHASSIS
REMOVAL AND INSTALLATION

ECM (ENGINE CONTROL MODULE);
C24SE

Removal
1. Lift both the ECM harness connector locking levers and
remove the two harness connectors form the ECM.
2. Remove the four socket head screws securing the ECM to the mounting bracket.
3. Remove the ECM from the engine compartment .


4. Pull out the ECM.
5. Disconnect both red and tan connectors.
Refer to the Section 6E-ENGINE of this Manual.
IMPORTANT: The replacement ECM must be programmed.
“SPS (Service Programming System) and immobilizer
programming (if equipped) is/are necessary”





Installation
Follow the removal procedure in the reverse order to install the
ECM.
Pay close attention to the important points mentioned in the
following paragraphs.



Connector
Be absolutely sure that ECM is securely connected.
This will prevent a poor contact and open circuit.



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ELECTRICAL-BODY AND CHASSIS 8A-141
REMOVAL AND INSTALLATION

ECM (ENGINE CONTROL MODULE);
4JH1-TC


Removal
1. Remove the passenger side front seat – refer to Section 10
CAB.
2. Remove the passenger side front door opening scuff plate.
3. Raise the carpet to gain access to the four hex-head bolts securing the ECM and ECM cover to the floor pan .
4. Remove the four hex-head bolts.
5. Pull the two harness connector locks away from the harness connectors and then remove the connectors form
the ECM.
6. Remove the ECM from the vehicle.
Refer to the Section 6E-ENGINE of this Manual.
IMPORTANT: The replacement ECM must be programmed.
“SPS (Service Programming System) and immobilizer
programming (if equipped) is/are necessary”







Installation
Follow the removal procedure in the reverse order to install the
ECM.
Torque passenger seat securing bolts to the specified value –
refer to Section 10 CAB
Pay close attention to the important points mentioned in the
following paragraphs.



Connector
Be absolutely sure that ECM is securely connected.
This will prevent a poor contact and open circuit.



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ELECTRICAL-BODY AND CHASSIS 8A-519
IMMOBILIZER
PARTS LOCATION (RHD)







RTW 78AXF040901 & RTW 78AXF047101

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8A-608 ELECTRICAL-BODY AND CHASSIS


No. Connector face No. Connector face
B53



White
J/B I1 B63



WhiteIgnition switch (IGSUB: G2)
B54


White
J/B I2 B64



W eld splice 1 (Illumination)
B55


White
J/B I3 B65



W eld splice 2 (Ground)
B56


White
J/B I4 B66



White4W D switch
B57


White
HVAC control unit B67



WhiteCruise main switch
B58


Black
Data link connector B68



WhiteImmobilizer
B59


White
Combination switch-A B69



Gray Door lock switch
B60


Black
Combination switch-B B70

~
B71 NOT USED
B61



Black
Flasher unit B72



YellowInflator module passenger
B62


White
Ignition switch (IGSUB: G1) B73



W eld Splice 3


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ELECTRICAL-BODY AND CHASSIS 8A-609


No. Connector face No. Connector face
B74



NOT USED B85




W eld splice 7 (Ground)
B75


Black
Rear fog light C/U B86



W eld splice 8 (Ground)
B76


White
Front rear fog light switch B87



NOT USED
B77



White
Immobilizer C/U B88



W eld splice 5 (Ground)
B78


White

Key cylinder antenna coil B89

~
B94 NOT USED
B79



White
Short connector (cooler only) B95



White

Keyless entry control unit
B80


Black
Hazard relay (RH) B96



Gray PIM1
B81


Black
Hazard relay (LH) B97



WhitePIM2
B82



W eld splice 6 (Ground) B98



WhiteDoor lock C/U
B83
~
B84 NOT USED B101



White
Key inter lock


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8A-610 ELECTRICAL-BODY AND CHASSIS


No. Connector face No. Connector face
B102



White
Key inter lock solenoid

B103



White
Joint connector 3

B104



White
Joint connector 4

B105



Black
Rear fog light relay

B106



NOT USED

B107



Yellow
Pretensioner (Dr)

B108



Yellow
Pretensioner (As)

B109




Immobilizer control unit







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ELECTRICAL-BODY AND CHASSIS 8A-623


No. Connector face No. Connector face
E89



White

Immobilizer engine control unit E107




MAP sensor
E90


Black
ECM J1 E108



Blue Cylinder revolution
E92


Silver
Fuse & relay box E109



Blue SPGA
E94
~
E95 NOT USED E110



Brown
Backup light switch
E96


Black
Reverse switch E111



BrownNeutral switch
E97
~
E98 NOT USED E112



Gray
1st switch
E99


Black
O2 sensor-RH E113



Gray Clutch sleave cylinder
E100


Black
O2 sensor-LH E114

~
E115 NOT USED
E101

~
E105 NOT USED E116




Backup light switch
E106



EVRV: Turbo



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Immobilizer Control System(4jk1/4jj1/hfv6)...................................................................5962 PAGE
Immobilizer System(C24se,4ja1-t)..................................................................................6010
S ection 11B Antitheft System.........................................................................................6066
SECTION 11
TA BLE OF CONTENTS
SECURITY
SECURITY 11-1
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ISUZU KB P190 2007