For Diesel Engine Model; Precautions; Precaution In Replacing Ecm; General Description - Suzuki Grand Vitara 2011 Manual

For Diesel Engine Model

Precaution in Replacing ECM

NOTE
Vehicle information with asterisk (*) below
are not applicable to vehicle without diesel
particulate filter.
• If ECM is replaced with new one or a used one, the
engine cannot be started unless the key verification
code stored in ECM is registered in the immobilizer
control system.
Also, the following vehicle information are registered
in ECM in addition of the key verification code.

Description of ECM Registration

NOTE
Vehicle information with asterisk (*) below are not applicable to vehicle without diesel particulate filter.
The following vehicle information is registered in ECM.
• Fuel injector calibration codes
• EGR/Inlet throttle valve data
• Diesel PF (Diesel Particulate Filter) data*
• Key verification code (for immobilizer control system)
If the following parts are replaced or ECM is reprogrammed, register the above-mentioned information in ECM as
below table.
Service Part
Replace ECM
Fuel injector(s)
EGR valve
Inlet throttle valve Inlet throttle valve data
Diesel Particulate
Filter*
Reprogram ECM
Engine Electrical Devices: For Diesel Engine Model 1C-21

Precautions

S6JB0A1320001

General Description

Registered data
• Fuel injector calibration codes
• EGR/Inlet throttle valve data
• Diesel PF (Diesel Particulate Filter)
data*
• Key verification code
Fuel injector calibration code(s)
EGR valve data
Diesel PF (Diesel Particulate Filter) data* Go to "Diesel Particulate Filter Data
Key verification code
After replacing ECM, register these information to new
ECM according to "Registration Procedure for the
ECM: For Diesel Engine Model".
– Fuel injector calibration codes
– EGR/Inlet throttle valve data
– Diesel PF (Diesel Particulate Filter) data*
• If ECM is replaced with new or used one without the
function of the immobilizer control system, the engine
will not be started.
In case of the above-mentioned, check if the newly
installed ECM has the function of the immobilizer
control system referring to its part number.
Go to "Registration Procedure for the
ECM: For Diesel Engine Model".
Go to "Registration Procedure for the Fuel
Injector Calibration Code: For Diesel
Engine Model".
Go to "EGR Valve Data Initialization: For
Diesel Engine Model".
Go to "Inlet Throttle Valve Data
Initialization: For Diesel Engine Model".
Initialization: For Diesel Engine Model".
Go to "Registration Procedure for the
ECM: For Diesel Engine Model".
S6JB0A1321001
Reference