ERA 550341 DETONATION SENSOR ZL02-18-921

Compatible with MAZDA 323 S V (BA) , MAZDA 323 P V (BA) , MAZDA 323 S VI Sedans (BJ) Show more info
This ERA 550341 detonation sensor is designed to monitor engine knock for optimal performance. It ensures your engine operates efficiently and prevents potential damage.
46.71 EUR
inc. VAT 21%
In stock 3
Delivery 1 day (02.07.2026)
PN 550341
Make ERA
EAN 8053379057061

The ERA 550341 detonation sensor, also known by its code ZL02-18-921, plays a crucial role in modern engine management systems. It detects abnormal combustion events, commonly referred to as engine knock or pinging. By accurately sensing these vibrations, the sensor sends a signal to the engine control unit (ECU). The ECU then adjusts ignition timing to prevent further knocking, which can lead to reduced power output and potential engine damage over time. This proactive measure helps maintain engine health and performance. Reliable and built to ERA's quality standards, this detonation sensor is a key component for ensuring your vehicle's engine runs smoothly and efficiently. Its integration helps optimize fuel combustion and protect the engine from harmful detonation.

  • ERA part number: 550341
  • Model/Part Code: ZL02-18-921
  • Detects engine knock and detonation
  • Improves engine performance and efficiency
  • Helps prevent engine damage
  • Direct replacement for specific applications
  • Ensures optimal ignition timing
Cable length [mm]
330
Number of pin contacts
"1"
Mounting depth [mm]
1/2"
  • MAZDA
    • 323 S V (BA)
      • 2.0 D (52kW/71PS)
    • 323 P V (BA)
      • 2.0 D (52kW/71PS)
    • 323 S VI Sedans (BJ)
      • 1.3 16V (BJ3P) (54kW/73PS)
      • 1.5 16V (BJ5P) (65kW/88PS)
      • 2.0 D (BJ1_) (52kW/71PS)
      • 2.0 TD (BJEP) (66kW/90PS)
      • 1.9 16V (BJ10M) (84kW/114PS)
    • 323 F VI Hečbeka virsbūve (BJ)
      • 1.3 16V (BJ3P, BJ14) (54kW/73PS)
      • 1.5 16V (BJ5W) (65kW/88PS)
      • 1.9 16V (BJ14) (84kW/114PS)
      • 2.0 D (52kW/71PS)
    • DEMIO (DW)
      • 1.3 16V (DW3W, DW19) (46kW/63PS)
    • PREMACY (CP)
      • 2.0 TD (66kW/90PS)
    • 626 V Station Wagon (GW)
      • 2.0 DITD (GWFW) (66kW/90PS)
    • 626 V Hatchback (GF)
      • 2.0 DITD (GFFP) (66kW/90PS)
    • 626 V (GF)
      • 2.0 DI TD (GFFP) (66kW/90PS)
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