Dtc P0183 - Mazda Mazda6 Workshop Manual Supplement

DTC P0183

DTC P0183 Fuel temperature sensor circuit high input
• PCM monitors input voltage from fuel temperature sensor while engine is running. If input voltage from fuel
DETECTION
CONDITION temperature sensor is above 5.0 V, PCM determines fuel temperature sensor circuit high input.
• Fuel temperature sensor malfunction
• Connector or terminal malfunction
• Short to power circuit in wiring between fuel temperature sensor terminal A and PCM terminal 35
POSSIBLE
• Open circuit in wiring between fuel temperature sensor terminal A and PCM terminal 35
CAUSE
• Open circuit in wiring between fuel temperature sensor terminal B and PCM terminal 91
• PCM malfunction
FUEL TEMPERATURE SENSOR
FUEL TEMPERATURE SENSOR
HARNESS SIDE CONNECTOR
Diagnostic procedure
STEP
1 VERIFY RELATED REPAIR INFORMATION
AVAILABILITY
• Check for related Service Information
availability.
• Is any related repair information available?
F2–122
ON-BOARD DIAGNOSTIC
A
4
B
B A
INSPECTION
6 5
3
35
6 5
91
HARNESS SIDE CONNECTOR
Yes Perform repair or diagnosis according to available Service
Information.
• If vehicle is not repaired, go to next step.
No Go to next step.
PCM
PCM
35
91
ACTION
A6E407001082220