Impreza Coupe FWD F4-1820cc 1.8L SOHC (1995)
Transmission Speed Sensor: Testing and Inspection
Vehicle Speed Sensor 1
MEASURE TCM SIGNAL VOLTAGE INPUT
Measure TCM Input Signal Voltage
1. Raise vehicle and place on safety stands.
CAUTION: On AWD models, raise all wheels off floor.
2. Start engine and set vehicle to 12 mph.
3. Measure signal voltage input of TCM.
Connector & Terminal
Voltage
(B53) 15 - 16
1 Volt, minimum
Select Monitor Function Mode F02
Condition: Simulated driving
Specified data: VSP1 F02
(Vehicle speed) miles/h
Mode F03: km/h indication
CHECK HARNESSES AND CONNECTORS BETWEEN TCM AND VEHICLE SPEED SENSOR 1
Check Harness And Connectors Between TCM And Speed Sensor 1
1. Unplug TCM connector.
2. Unplug connector from transmission.
3. Measure resistance between TCM connector and transmission connector.
Connector & Terminal
Resistance
(B53) 15 - (B9) 16
0 Ohms
(B53) 15 - body
1 M Ohms, minimum
(B53) 16 - (B9) 9
0 Ohms