Operation CHARM
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Hyundai
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1991
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Sonata L4-2.4L
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Relays and Modules - Computers and Control Systems
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Engine Control Module
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Technical Service Bulletins
Engine Control Module: Technical Service Bulletins
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Customer Interest
Engine - Idle Surge/Rough Idle
Engine - Stalls On Initial cold Start
MIL ON DTC 15 Set
Overview
Condition # 1
Condition # 2
Procedure # 1 Resetting the Base Idle and TPS
# 2 Soldering Splices
Soldering Procedures:
Warranty Information
Engine - Stalls Shifting Into Gear At Idle
All Technical Service Bulletins
Engine Controls - ECM Replacement and Testing Procedures
Engine Coolant Temperature Sensor - Diagnosis
Engine - Idle Surge/Rough Idle
Engine - Stalls On Initial cold Start
MIL ON DTC 15 Set
Overview
Condition # 1
Condition # 2
Procedure # 1 Resetting the Base Idle and TPS
# 2 Soldering Splices
Soldering Procedures:
Warranty Information
Scan Tool - Software Update Procedure
Engine - Stalls Shifting Into Gear At Idle
ECU - Testing Precautions