2007 ISUZU KB P190 Workshop Repair Manual

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Page 3537 of 6020

ISUZU KB P190 2007 Workshop Repair Manual Engine Management – V6 – Service Operations Page 6C1-3–13

Clean the area around the CMP sensor before
removal to avoid debris from entering the
engine.
3 Remove the CMP sensor attachin

Page 3538 of 6020

ISUZU KB P190 2007 Workshop Repair Manual Engine Management – V6 – Service Operations Page 6C1-3–14

3 Disconnect the wiring harness connector (1) from the
crankshaft position (CKP) sensor (2).
Figure 6C1-3 – 9

Clean the area

Page 3539 of 6020

ISUZU KB P190 2007 Workshop Repair Manual Engine Management – V6 – Service Operations Page 6C1-3–15

Test

To prevent component and damage use
connector test adaptor kit J 35616-A.
Resistance Check

1 Connect a digital ohmmete

Page 3540 of 6020

ISUZU KB P190 2007 Workshop Repair Manual Engine Management – V6 – Service Operations Page 6C1-3–16

2.6 Engine Coolant Temperature Sensor
Remove

To avoid serious personal injury, never
remove the engine coolant temperature (E

Page 3541 of 6020

ISUZU KB P190 2007 Workshop Repair Manual Engine Management – V6 – Service Operations Page 6C1-3–17

Clean the area around the ECT before
removal to avoid debris from entering the
engine.
5 Remove the ECT sensor (1). NOTE
If

Page 3542 of 6020

ISUZU KB P190 2007 Workshop Repair Manual Engine Management – V6 – Service Operations Page 6C1-3–18

5 If the resistance is not within specifications, replace
the ECT sensor.
Engine Coolant Temperature Vs Resistance
Temperature

Page 3543 of 6020

ISUZU KB P190 2007 Workshop Repair Manual Engine Management – V6 – Service Operations Page 6C1-3–19

Remove

If replacing the ECM, it must be reset prior to
removal. Failure to perform this procedure
will result in the inability

Page 3544 of 6020

ISUZU KB P190 2007 Workshop Repair Manual Engine Management – V6 – Service Operations Page 6C1-3–20

Reinstall
Reinstallation of the engine control module (ECM) is the reverse of the removal procedure, noting the following:
NOTE
Du

Engine Management – V6 – Service Operations Page 6C1-3–20

Reinstall
Reinstallation of the engine control module (ECM) is the reverse of the removal procedure, noting the following:
NOTE
During installation of the ECM, the
SICHTMUSTER ME 9.6 label (1) is positioned at
the top right-hand corner.
1 Reinstall ECM attaching bolts and tighten to the correct torque specification.
Engine control module attaching bolt
torque specification ...................................8.0 – 12.0 Nm
2 Reinstall the ground terminal screw and tighten to the correct torque specification.
Ground terminal attaching screw
torque specification ..............................................4.5 Nm
Figure 6C1-3 – 17
3 Reinstall the main vehicle wiring harness connector, and engine wiring harness connector, ensuring the connector locking lever is fully seated, refer to Figure 6C1-3 – 15.
4 If the ECM has been replaced, perform the following procedures:
• ECM service programming, 6E1 Powertrain Interface Module – V6.
• ECM / PIM / ICU security link, refer to 6E1 Powertrain Interface Module – V6.
• Main diagnostic table functional check, refer to 6C1-2 Engine Management – V6 – Diagnostics.
5 If the ECM has been removed, but not replaced, perform the main diagnostic table functional check, refer to 6C1-2 Engine Management – V6 – Diagnostics.
6 Start the vehicle and allow to idle.
ECM Reset

Do not perform the reset procedure within
sixty seconds of turning the ignition on.
Failure to comply may result in the ECM
failing to reset.
W hen an ECM is installed onto a vehicle, it is security linked to the Immobiliser Control Unit (ICU) and powertrain
interface module (PIM). Once this linking has been performed, the ECM cannot be installed in any other vehicle unless
the security linking between the ICU and the PIM has been reset using the following procedure.
NOTE
Prior to resetting the ECM, obtain the Security
Code. This information is found on the vehicle
security card issued with the vehicle when new.
For further information on the vehicle security
card, refer to 6E1 Powertrain Interface Module –
V6.
1 Connect Tech 2 to the data link connector (DLC) and turn the ignition on.
2 On Tech 2 select Engine / V6 Engine / Programming / Reset ECU .

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