DTC B1726 KIA

Cylinder 2 Misfire Detected

Cylinder 2 Misfire Detected

Description

Misfire: Monitor runs whenever following DTCs are not present: P0016, P0018 (VVT system bank 1, 2 - misalignment) P0017, P0019 (Exhaust VVT system bank 1, 2 - misalignment) P0100, P0102, P0103 (MAF meter) P0110, P0112, P0113 (IAT sensor) P0115, P0117, P0118 (ECT sensor) P0120, P0121, P0122, P0123, P0220, P0222, P0223, P2135 (TP sensor) P0125 (Insufficient ECT for closed loop) P0327, P0328, P0332, P0333 (Knock sensor) P0335 (CKP sensor) P0351, P0352, P0353, P0354, P0355, P0356 (Igniter) P0500 (Vehicle speed sensor) Battery voltage: 8 V or more VVT system: Not operated by scan tool Engine rpm: 450 to 6600 rpm Either of following conditions (a) or (b) is met: (a) ECT at engine start: More than -7°C (19°F) (b) ECT: More than 20°C (68°F) Fuel cut: OFF Monitor period of emission-related misfire: First 1000 revolutions after engine start, or Check Mode: Crankshaft 1000 revolutions Except above: Crankshaft 1000 revolutions x 4 Monitor period of catalyst-damaged-misfire (MIL blinks): All of the following conditions 1, 2 and 3 are met: Crankshaft 200 revolutions Except above (MIL blinks immediately): Crankshaft 200 revolutions x 3 1. Driving cycles: 1st 2. Check mode: OFF 3. Engine rpm: Less than 2500 rpm

Cause and Solution

Open or short in engine wire harness Connector connection Vacuum hose connections Ignition system Injector for direct injector Injector for port injector Fuel pressure Mass Air Flow (MAF) meter Engine Coolant Temperature (ECT) sensor Compression pressure Valve clearance Valve timing PCV valve and hose PCV hose connections Air induction system ECM

Video Guide

Duration: PT6M12S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: B1726
  • Brand: KIA
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