Suzuki 2000 Grand Vitara SQ625 Service Manual page 128

2. DIAGNOSTIC TROUBLE CODE (DTC)/FREEZE FRAME DATA CHECK
First, check DTC, referring to "DIAGNOSTIC TROUBLE CODE CHECK" in this section. If DTC is indicated, re-
cord DTC and freeze frame data.
D After that clear DTC referring to "DIAGNOSTIC TROUBLE CODE CLEARANCE" in this section. DTC indi-
cates malfunction that occurred in the system but does not indicate whether it exists now or it occurred in the
past and the normal condition has been restored now. To check which case applies, check the symptom in
question according to Step 5 and recheck DTC according to Step 6, 7.
Attempt to diagnose a trouble based on DTC in this step only or failure to clear the DTC (including pending
DTC) in this step will lead to incorrect diagnosis, trouble diagnosis of a normal circuit or difficulty in trouble-
shooting.
NOTE:
For A/T vehicle, if only DTC P0705 (No.72), P0715 (No.76), P0720 (No.75), P0741, P0743 (No. 65/66),
P0751, P0753, P0756, P0758 (No. 63/64), or P1875 is indicated in this step, proceed to DIAGNOSIS in
"AUTOMATIC TRANSMISSION" section.
3. and 4. VISUAL INSPECTION
Be sure to perform visual check of the following items that support proper function of the engine.
D Engine oil – – – – – level, leakage
D Engine coolant – – – – – level, leakage
D Fuel – – – – – level, leakage
D A/T fluid – – – – – level, leakage
D Air cleaner element – – – – – dirt, clogging
D Battery – – – – – fluid level, corrosion of terminal
D Water pump belt and/or cooling fan belt – – – – – tension, damage
D Accelerator cable – – – – – play, installation
D A/T throttle cable – – – – – play, installation
D Vacuum hoses of air intake system
– – – – – disconnection, looseness, deterioration, bend
D Connectors of electric wire harness – – – – – disconnection, friction
D Fuses – – – – – burning
D Parts – – – – – installation, bolt – – – – – looseness
D Parts – – – – – deformation
D Other parts that can be checked visually
Also check following items at engine start, if possible
D Malfunction indicator lamp – – – – – operation
D Charge warning lamp – – – – – operation
D Engine oil pressure warning lamp – – – – – operation
D Engine coolant temp. meter – – – – – operation
D Fuel lever meter – – – – – operation
D Abnormal air being inhaled from air intake system
D Exhaust system – – – – – leakage of exhaust gas, noise
D Other parts that can be checked visually
INSPECTION ITEM
ENGINE (H25 ENGINE) 6-1-17
REFERRING SECTION
MAINTENANCE AND LUBRICATION
section
MAINTENANCE AND LUBRICATION
section
MAINTENANCE AND LUBRICATION
section
MAINTENANCE AND LUBRICATION
section
MAINTENANCE AND LUBRICATION
section
MAINTENANCE AND LUBRICATION
section
ENGINE AND EMISSION CONTROL
SYSTEM section
ENGINE AND EMISSION CONTROL
SYSTEM section
BODY ELECTRICAL SYSTEM section
ENGINE DIAGNOSIS section
CHARGING SYSTEM section
BODY ELECTRICAL SYSTEM section/
ENGINE MECHANICAL section
BODY ELECTRICAL SYSTEM section
BODY ELECTRICAL SYSTEM section