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Knock Sensor

KNOCK SENSOR (KS) RESISTANCE

Temperature °F (°C) Ohms
B2300, B3000 & B4000 (1)
68 (20) 4390-5350
Mazda6 & MPV
68 (20) 4870
Miata (2)
68 (20) 560K
Protege
68 (20) 532-588K
Tribute (3)
68 (20) 4390-5350
(1) Measure the resistance between PCM test pin 32 and PCM test pin 57 on break-out box. See Fig 1 .
(2) Measure resistance between terminal "A" and KS body. See Fig 3 .
(3) Measure the resistance between PCM test pin 87 (2.0L) or PCM test pin 32 (3.0L) and PCM test pin 57. See Fig 6 and Fig 7 .
Fig 1: Identifying KS Terminals (B2300, B3000 & B4000)
G00252974Courtesy of MAZDA MOTORS CORP.
Fig 2: Identifying KS Terminals (Mazda6)
G00252975Courtesy of MAZDA MOTORS CORP.
Fig 3: Identifying KS Terminals (Miata)
G00252976Courtesy of MAZDA MOTORS CORP.
Fig 4: Identifying KS Terminals (MPV)
G00252977Courtesy of MAZDA MOTORS CORP.
Fig 5: Identifying KS Terminals (Protege)
G00252978Courtesy of MAZDA MOTORS CORP.
Fig 6: Identifying KS Terminals (Tribute - 2.0L)
G00252979Courtesy of MAZDA MOTORS CORP.
Fig 7: Identifying KS Terminals (Tribute - 3.0L)
G00252980Courtesy of MAZDA MOTORS CORP.
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