Hard Start

Check listed items in order as follows:

• Check engine vacuum. See CHECKING ENGINE VACUUM under PRELIMINARY INSPECTION & ADJUSTMENTS in BASIC DIAGNOSTIC PROCEDURES - DAKOTA & DURANGO article.
• Check fuel pressure. See FUEL PRESSURE TEST under FUEL SYSTEMS in BASIC DIAGNOSTIC PROCEDURES - DAKOTA & DURANGO article.
• Check Engine Coolant Temperature (ECT) sensor. See ENGINE COOLANT TEMPERATURE SENSOR under ENGINE SENSORS & SWITCHES in SYSTEM & COMPONENT TESTING - DAKOTA & DURANGO article.
• Check Throttle Position (TP) sensor. See THROTTLE POSITION SENSOR under ENGINE SENSORS & SWITCHES in SYSTEM & COMPONENT TESTING - DAKOTA & DURANGO article.
• Check Manifold Absolute Pressure (MAP) sensor. See MANIFOLD ABSOLUTE PRESSURE SENSOR under ENGINE SENSORS & SWITCHES in SYSTEM & COMPONENT TESTING - DAKOTA & DURANGO article.
• Check minimum idle airflow. See MINIMUM IDLE AIRFLOW under IDLE CONTROL SYSTEMS in SYSTEM & COMPONENT TESTING - DAKOTA & DURANGO article.
• Check Idle Air Control (IAC) motor operation. See IDLE AIR CONTROL MOTOR under IDLE CONTROL SYSTEMS in SYSTEM & COMPONENT TESTING - DAKOTA & DURANGO article.
• Check EVAP emission system. See FUEL EVAPORATIVE SYSTEM under EMISSION SYSTEMS & SUB-SYSTEMS in SYSTEM & COMPONENT TESTING - DAKOTA & DURANGO article.
• Check Intake Air Temperature (IAT) sensor. See INTAKE AIR TEMPERATURE SENSOR under ENGINE SENSORS & SWITCHES in SYSTEM & COMPONENT TESTING - DAKOTA & DURANGO article.