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Knock Sensor

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2003 Mazda Tribute, 2003 Mazda Protege5, 2003 Mazda Protege, 2003 Mazda MX-5 Miata, and 2003 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.

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)

G00252974

Courtesy of MAZDA MOTORS CORP.

Fig 2: Identifying KS Terminals (Mazda6)

G00252975

Courtesy of MAZDA MOTORS CORP.

Fig 3: Identifying KS Terminals (Miata)

G00252976

Courtesy of MAZDA MOTORS CORP.

Fig 4: Identifying KS Terminals (MPV)

G00252977

Courtesy of MAZDA MOTORS CORP.

Fig 5: Identifying KS Terminals (Protege)

G00252978

Courtesy of MAZDA MOTORS CORP.

Fig 6: Identifying KS Terminals (Tribute - 2.0L)

G00252979

Courtesy of MAZDA MOTORS CORP.

Fig 7: Identifying KS Terminals (Tribute - 3.0L)

G00252980

Courtesy of MAZDA MOTORS CORP.