Suzuki 2000 Grand Vitara SQ625 Service Manual page 112

ENGINE GENERAL INFORMATION AND
WARNING:
For vehicles equipped with Supplemental Restraint (Air Bag) System:
D Service on and around the air bag system components or wiring must be performed only by an autho-
rized SUZUKI dealer. Refer to "Air Bag System Components and Wiring Location View" under "Gener-
al Description" in air bag system section in order to confirm whether you are performing service on
or near the air bag system components or wiring. Please observe all WARNINGS and "Service Precau-
tions" under "On-Vehicle Service" in air bag system section before performing service on or around
the air bag system components or wiring. Failure to follow WARNINGS could result in unintentional
activation of the system or could render the system inoperative. Either of these two conditions may
result in severe injury.
D Technical service work must be started at least 90 seconds after the ignition switch is turned to the
"LOCK" position and the negative cable is disconnected from the battery. Otherwise, the system may
be activated by reserve energy in the Sensing and Diagnostic Module (SDM).
NOTE:
Whether following systems (parts) are used in the particular vehicle or not depends on specifications. Be
sure to bear this in mind when performing service work.
D Monitor connector
D CKP sensor
D MAP sensor
D EGR valve
D Heated oxygen sensor or CO adjusting resistor
D Three way catalytic converter, Warm-up three way catalytic converter
ENGINE GENERAL INFORMATION AND DIAGNOSIS (H25 ENGINE)
ENGINE MECHANICAL
ENGINE COOLING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENGINE FUEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENGINE AND EMISSION CONTROL SYSTEM
ENGINE IGNITION SYSTEM
CRANKING SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CHARGING SYSTEM
ENGINE EXHAUST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GENERAL INFORMATION
Statement of Cleanliness and Care
SECTION 6-1
DIAGNOSIS
(H25 ENGINE)
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . 6-1- 4
. . . . . 6-1- 4
ENGINE GENERAL INFORMATION AND DIAGNOSIS (H25 ENGINE) 6-1-1
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CONTENTS
General Information on Engine Service
Precaution on Fuel System Service
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
6-1
6-1-1
6A2-1
6B-1
6C-1
6E2-1
6F2-1
6G-1
6H-1
6K-1
. . 6-1- 5
. . . 6-1- 6