P0721
DTC P0721 OUTPUT SPEED SENSOR CIRCUIT RANGE/PERFORMANCE
COMPONENT LOCATION
GENERAL DESCRIPTION
Refer to DTC P0720. P0720
DTC DESCRIPTION
Refer to DTC P0720. P0720
DTC DETECTING CONDITION
SPECIFICATION
Refer to DTC P0715. P0715
SIGNAL WAVEFORM
Refer to DTC P0715. P0715
MONITOR SCANTOOL DATA
Refer to DTC P0720. P0720
TERMINAL & CONNECTOR INSPECTION
Refer to DTC P0720. P0720
SIGNAL CIRCUIT INSPECTION
1. Ignition "ON" & Engine "OFF".
2. Disconnect the "OUTPUT SPEED SENSOR" connector.
3. Measure voltage between terminal "2" of the OUTPUT SPEED SENSOR harness connector and chassis ground.
Specification: approximately 5V
4. Is voltage within specification?
YES >>
^ Go to "Power Supply circuit Inspection" procedure.
NO >>
^ Check for open or short in harness. Repair as necessary and Go to "Verification Vehicle Repair" procedure If signal circuit in harness is OK, Go to "Check TCM (PCM)" of the "Component Inspection" procedure.
POWER SUPPLY CIRCUIT INSPECTION
1. Ignition "ON" & Engine "OFF".
2. Disconnect the "OUTPUT SPEED SENSOR" connector.
3. Measure voltage between terminal "3" of the OUTPUT SPEED SENSOR harness connector and chassis ground.
Specification: approximately B+
4. Is voltage within specification?
YES >>
^ Go to "Ground circuit inspection" procedure.
NO >>
^ Check for open in harness. Repair as necessary and Go to "Verification Vehicle Repair" procedure.
GROUND CIRCUIT INSPECTION
1. Ignition "ON" & Engine "OFF".
2. Disconnect the "OUTPUT SPEED SENSOR" connector.
3. Measure resistance between terminal "1 " of the OUTPUT SPEED SENSOR harness connector and chassis ground.
Specification: approximately 0 Ohms
4. Is resistance within specification?
YES >>
^ Go to "Component Inspection" procedure.
NO >>
^ Check for open in harness. Repair as necessary and Go to "Verification Vehicle Repair" procedure.
^ If ground circuit in harness is OK, Go to "Check TCM (PCM)" of the "Component Inspection" procedure.
COMPONENT INSPECTION
Refer to DTC P0720. P0720
VERIFICATION OF VEHICLE REPAIR
Refer to DTC P0560. P0560