Repair Instructions; Idle Speed Inspection; Engine Control Module (Ecm) Removal And Installation; Registration Procedure For The Ecm - Suzuki Grand Vitara 2011 Manual

1C-22 Engine Electrical Devices: For Diesel Engine Model

Idle Speed Inspection

1) Shift transmission into Neutral.
2) Start engine and warm it up to normal operating
temperature.
3) Turn all electrical loads OFF.
4) Using SUZUKI scan tool, verify that idle speed is
within specification.
Engine idle speed
: 750 – 850 rpm
5) If not, refer to "SUZUKI Scan Tool Operator's
Manual.
Engine Control Module (ECM) Removal and
Installation
CAUTION
!
As ECM consists of precision parts, be
careful not to expose it to excessive shock.
Removal
NOTE
When ECM is replaced, register vehicle
specification (Fuel injector calibration code
register, EGR/Inlet throttle valve data register
and Diesel PF (Diesel Particulate Filter) data
register) into ECM referring to "Description
of ECM Registration: For Diesel Engine
Model".
1) Disconnect negative cable at battery.
2) Remove ECM cover.
3) Disconnect connectors from ECM in order of "E66",
"C85" and "C86" as follows.
a) Push lock (1) to release locking of lock lever (2).
"E66"
"C86"
"C85"
2
1
b) Turn the lock lever to arrow direction until it
stops.

Repair Instructions

S6JB0A1326001
S6JB0A1326002
2
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4) Remove ECM (1) from ECM bracket (2).
1
2
Installation
Reverse removal procedure for installation.

Registration Procedure for the ECM

NOTE
For vehicle without diesel particulate filter,
vehicle information with asterisk (*) below
need no registration.
For ECM Replacement
Using SUZUKI scan tool, be sure to register the
following vehicle information from old ECM to new or
substitute ECM as follows.
• Fuel injector calibration codes
• EGR/Inlet throttle valve data
• Diesel PF (Diesel Particulate Filter) data*
• Key verification code (for immobilizer control system)
NOTE
• For further details of SUZUKI scan tool,
refer to its operator's manual.
• If these vehicle information cannot be read
from old ECM, register/initialize them
according to "Registration Procedure for
the Fuel Injector Calibration Code: For
Diesel Engine Model", "EGR Valve Data
Initialization: For Diesel Engine Model",
"Diesel Particulate Filter Data Initialization:
For Diesel Engine Model" and "Procedure
after ECM Replacement: For Diesel Engine
Model in Section 10C".
I5JB0B130002-01
S6JB0A1326005