Hyundai Ioniq: Manifold Absolute Pressure Sensor (MAPS) / Specifications

Description and operation

DescriptionManifold Absolute Pressure Sensor (MAPS) is a speed-density type sensor and is installed on the surge tank. It senses absolute pressure of the surge tank and transfers the analog signal proportional to the pressure to the ECM...

Troubleshooting

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Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Troubleshooting

Trouble ShootingIgnition System Symptom Suspect area Remedy Vehicle indicates Ready in dash, but engine will not run when requested by the HPCU (HEV module).Ignition coilInspect ignition coil, or replace as requiredSpark plugsInspect spark plugs, or replace as requiredIgnition wiring disconnected or brokenRepair wiring, or replace as requiredRough idleIgnition wiringRepair wiring, or replace as requiredIgnition coilInspect ignition coil, or replace as requiredEngine hesitates / poor accelerationSpark plugs and spark plug cablesInspect spark plugs / cable, or replace as requiredIgnition wiringRepair wiring, or replace as requiredPoor mileageSpark plugs and spark plug cablesInspect spark plugs / cable, or replace as requiredCharging System Symptom Suspect area Remedy Charging warning indicator does not light with Start/Stop Button "ON" and Hybrid System off...

Hyundai Ioniq (AE) 2017-2025 Service Manual: Repair procedures

Replacement    • Put on gloves to prevent hand injuries.    • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components...