LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Nissan-Datsun
>>
1998
>>
Sentra Base
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls Self-Diagnostics - Introduction
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Engine Controls Self-Diagnostics - Introduction
Expand All (for easy ctrl-f)
Collapse All
Introduction
Notes
Self-Diagnostics
OBD-II
DIAGNOSTIC TROUBLE CODES (DTCs)
Freeze Frame Data
Data Monitor
Malfunction Indicator Light (Mil)
Notes
MIL Code Display
Diagnostic Test Mode I
Diagnostic Test Mode II
Erasing Stored Information
Generic Scan Tool (GST)
Using GST
Mode 1: Readiness Test
Mode 2: Freeze Frame Data
Mode 3: Diagnostic Trouble Codes (DTCs)
Mode 4: Clearing Codes
Mode 6: On-Board Tests
Mode 7: On-Board Tests
Mode 8: EVAP System Testing
Self-Diagnostic System
Visual Inspection
Entering Self-Diagnostics
Equipment Hook-Up
Retrieving Codes
Notes
Using Scan Tool
Without Scan Tool (Except Quest)
Without Scan Tool (Quest)
Testing Procedure
Fail-Safe Mode
Clearing Codes
Notes
Using Scan Tool
Without Scan Tool (Except Quest)
Without Scan Tool (Quest)
Additional System Features
System Readiness Test (SRT) Codes
Notes
Description
Checking SRT Codes Status
Setting SRT Codes
Final Check
Final Check For All Code Charts
Diagnostic Trouble Code Definitions
Notes
Pattern 1
Pattern 2
Pattern 3
Pattern 4
Summary