1999 SUZUKI GRAND VITARA Owners Manual

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SUZUKI GRAND VITARA 1999 2.G Owners Manual 6-1-8 ENGINE GENERAL INFORMATION AND DIAGNOSIS (H27 ENGINE)
Priority of Freeze Frame Data
ECM (PCM) has 4 frames where the freeze frame data can be stored. The first frame stores the freeze frame
data

Page 170 of 656

SUZUKI GRAND VITARA 1999 2.G Owners Manual ENGINE GENERAL INFORMATION AND DIAGNOSIS (H27 ENGINE) 6-1-9
On-Board Diagnostic System (Vehicle with 
Monitor Connector)
ECM diagnosis troubles which may occur in the area including the
following part

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SUZUKI GRAND VITARA 1999 2.G Owners Manual 6-1-10 ENGINE GENERAL INFORMATION AND DIAGNOSIS (H27 ENGINE)
DATA LINK CONNECTOR (DLC)
DLC (1) is in compliance with SAEJ1962 in its installation posi-
tion, the shape of connector and pin assignment.

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SUZUKI GRAND VITARA 1999 2.G Owners Manual ENGINE GENERAL INFORMATION AND DIAGNOSIS (H27 ENGINE) 6-1-11
Engine Diagnostic Flow Table
Refer to following pages for the detail of each step.
Step Action Yes No
1 Customer Complaint Analysis
1) Perf

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SUZUKI GRAND VITARA 1999 2.G Owners Manual 6-1-12 ENGINE GENERAL INFORMATION AND DIAGNOSIS (H27 ENGINE)
STEP 1. CUSTOMER COMPLAINT ANALYSIS
Record details of the problem (failure, complaint) and how it occurred as described by the customer. Fo

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SUZUKI GRAND VITARA 1999 2.G Owners Manual ENGINE GENERAL INFORMATION AND DIAGNOSIS (H27 ENGINE) 6-1-13
STEP 2. DIAGNOSTIC TROUBLE CODE (DTC)/FREEZE FRAME DATA CHECK
First, check DTC, referring to “DIAGNOSTIC TROUBLE CODE CHECK” in this se

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SUZUKI GRAND VITARA 1999 2.G Owners Manual 6-1-14 ENGINE GENERAL INFORMATION AND DIAGNOSIS (H27 ENGINE)
STEP 6. AND 7. RECHECKING AND RECORD OF DTC
Refer to “DTC Check” in this section for checking procedure.
STEP 8. ENGINE BASIC INSPECTIO

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SUZUKI GRAND VITARA 1999 2.G Owners Manual ENGINE GENERAL INFORMATION AND DIAGNOSIS (H27 ENGINE) 6-1-15
STEP 9. TROUBLESHOOTING FOR DTC
Based on the DTC indicated in Step 6 or 7 and referring to the applicable DTC diag. flow table in this sect