Mazda Workshop Service and Repair Manuals

Oxygen Sensor: Specifications

IGNITION TIMING [1] .............................................................................................................................................................................  12° ± 1° BTDC

COOLANT TEMP. SENSOR (CIS) RESISTANCE

@ 68°F (20°C) .........................................................................................................................................................................................  2.2 - 2.7K Ohms
@ 104°F (40°C) .......................................................................................................................................................................................  1.0 - 1.3K Ohms
@ 176°F (80°C) ...................................................................................................................................................................................  0.29 - 0.35K Ohms

COOLANT TEMP. SENSOR (FAN) RESISTANCE

@ 196°F (91°C) ...................................................................................................................................................................................  1.70 - 1.84K Ohms
@ 207°F (97°C) ...................................................................................................................................................................................  1.42 - 1.53K Ohms
@ 226°F (108°C) .................................................................................................................................................................................  1.03 - 1.11K Ohms

OXYGEN SENSOR HEATER RESISTANCE

@ 68°F (20°C) .........................................................................................................................................................................................  Approx. 6 Ohms

EGR FUNCTION SENSOR RESISTANCE

@ 68°F (20°C) .......................................................................................................................................................................................  182 - 336K Ohms

INJECTOR

Type ...............................................................................................................................................................................................................  High-Ohmic
Resistance @ 68°F (20°C) ............................................................................................................................................................................  12 - 16 Ohms

IDLE AIR CONTROL VALVE RESISTANCE

@ 73°F (23°C) ............................................................................................................................................................................................  7.7 - 9.3 Ohms

SOLENOID VALVE RESISTANCE @ 68°F (20°C)

Purge Control ...............................................................................................................................................................................................  30 - 34 Ohms
Pressure Regulator Control ...........................................................................................................................................................................  33 - 39 Ohms
EGR Control .................................................................................................................................................................................................  33 - 39 Ohms

[1] TEN terminal of data link connector grounded.