Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Legacy 1995-1999 Approved Subaru Legacy 1998 1998 Service Manual DIAGNOSTICS SECTION ON-BOARD DIAGNOSTICS II SYSTEM MSA5TCD98L21322
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2-7 [T11A0] ON-BORAD DIAGNOSTICS II SYSTEM
11. Diagnostic Chart with Trouble Code for RHD Vehicles
11. Diagnostic Chart with Trouble Code for RHD Vehicles
A: DIAGNOSTIC TROUBLE CODE (DTC) LIST
DTC
Item Index
No.
P0101 Mass air flow sensor circuit range/performance problem (low input)
P0102 Mass air flow sensor circuit low input
P0103 Mass air flow sensor circuit high input
P0106 Pressure sensor circuit range/performance problem
P0107 Pressure sensor circuit low input
P0108 Pressure sensor circuit high input
P0117 Engine coolant temperature sensor circuit low input
P0118 Engine coolant temperature sensor circuit high input
P0121 Throttle position sensor circuit range/performance problem (high input)
P0122 Throttle position sensor circuit low input
P0123 Throttle position sensor circuit high input
P0125 Insufficient coolant temperature for closed loop fuel control
P0130 Front oxygen sensor circuit malfunction
P0133 Front oxygen sensor circuit slow response
P0135 Front oxygen sensor heater circuit malfunction
P0136 Rear oxygen sensor circuit malfunction
P0139 Rear oxygen sensor circuit slow response
P0141 Rear oxygen sensor heater circuit malfunction
P0170 Fuel trim malfunction
P0181 Fuel temperature sensor A circuit range/performance problem
P0182 Fuel temperature sensor A circuit low input
P0183 Fuel temperature sensor A circuit high input
P0261 Fuel injector circuit low input - #1
P0262 Fuel injector circuit high input - #1
P0264 Fuel injector circuit low input - #2
420
ON-BORAD DIAGNOSTICS II SYSTEM [T11A0] 2-7
11. Diagnostic Chart with Trouble Code for RHD Vehicles
DTC
Item Index
No.
P0265 Fuel injector circuit high input - #2
P0267 Fuel injector circuit low input - #3
P0268 Fuel injector circuit high input - #3
P0270 Fuel injector circuit low input - #4
P0271 Fuel injector circuit high input - #4
P0301 Cylinder 1 misfire detected
P0302 Cylinder 2 misfire detected
P0303 Cylinder 3 misfire detected
P0304 Cylinder 4 misfire detected
P0325 Knock sensor circuit malfunction
P0335 Crankshaft position sensor circuit malfunction
P0336 Crankshaft position sensor circuit range/performance problem
P0340 Camshaft position sensor circuit malfunction
P0341 Camshaft position sensor circuit range/performance problem
P0400 Exhaust gas recirculation flow malfunction
P0403 Exhaust gas recirculation circuit low input
P0420 Catalyst system efficiency below threshold
P0440 Evaporative emission control system malfunction
P0441 Evaporative emission control system incorrect purge flow
P0443 Evaporative emission control system purge control valve circuit low input
P0446 Evaporative emission control system vent control low input
P0451 Evaporative emission control system pressure sensor range/performance problem
P0452 Evaporative emission control system pressure sensor low input
P0453 Evaporative emission control system pressure sensor high input
P0461 Fuel level sensor circuit range/performance problem
P0462 Fuel level sensor circuit low input
P0463 Fuel level sensor circuit high input
421
2-7 [T11A0] ON-BORAD DIAGNOSTICS II SYSTEM
11. Diagnostic Chart with Trouble Code for RHD Vehicles
DTC
Item Index
No.
P0480 Cooling fan relay 1 circuit low input
P0483 Cooling fan function problem
P0500 Vehicle speed sensor malfunction
P0505 Idle control system malfunction
P0506 Idle control system RPM lower than expected
P0507 Idle control system RPM higher than expected
P0600 Serial communication link malfunction
P0601 Internal control module memory check sum error
P0703 Brake switch input malfunction
P0705 Transmission range sensor circuit malfunction
P0710 Transmission fluid temperature sensor circuit malfunction
P0720 Output speed sensor (vehicle speed sensor 1) circuit malfunction
P0725 Engine speed input circuit malfunction
P0731 Gear 1 incorrect ratio
P0732 Gear 2 incorrect ratio
P0733 Gear 3 incorrect ratio
P0734 Gear 4 incorrect ratio
P0740 Torque converter clutch system malfunction
P0743 Torque converter clutch system electrical
P0748 Pressure control solenoid electrical
P0753 Shift solenoid A electrical
P0758 Shift solenoid B electrical
P0760 Shift solenoid C malfunction
P0763 Shift solenoid C electrical
P1100 Starter switch circuit low input
P1101 Neutral position switch circuit high input [AT vehicles]
P1102 Pressure sources switching solenoid valve circuit low input
422
ON-BORAD DIAGNOSTICS II SYSTEM [T11A0] 2-7
11. Diagnostic Chart with Trouble Code for RHD Vehicles
DTC
Item Index
No.
P1103 Engine torque control signal circuit malfunction
P1120 Starter switch circuit high input
P1121 Neutral position switch circuit low input [AT vehicles]
P1122 Pressure sources switching solenoid valve circuit high input
P1141 Mass air flow sensor circuit range/performance problem (high input)
P1142 Throttle position sensor circuit range/performance problem (low input)
P1143 Pressure sensor circuit range/performance problem (low input)
P1144 Pressure sensor circuit range/performance problem (high input)
P1400 Fuel tank pressure control solenoid valve circuit low input
P1420 Fuel tank pressure control solenoid valve circuit high input
P1421 Exhaust gas recirculation circuit high input
P1422 Evaporative emission control system purge control valve circuit high input
P1423 Evaporative emission control system vent control high input
P1440 Fuel tank pressure control system function problem (low input)
P1441 Fuel tank pressure control system function problem (high input)
P1442 Fuel level sensor circuit range/performance problem 2
P1443 Evaporative emission control system vent control function problem
P1507 Idle control system malfunction (fail-safe)
P1520 Cooling fan relay 1 circuit high input
P1540 Vehicle speed sensor malfunction 2
P1700 Throttle position sensor circuit malfunction for automatic transmission
P1701 Cruise control set signal circuit malfunction for automatic transmission
P1702 Automatic transmission diagnosis input signal circuit low input
P1722 Automatic transmission diagnosis input signal circuit high input
P1742 Automatic transmission diagnosis input signal circuit malfunction
423
2-7 [T11B0] ON-BORAD DIAGNOSTICS II SYSTEM
11. Diagnostic Chart with Trouble Code for RHD Vehicles
B: DTC P0101 -- MASS AIR FLOW SENSOR CIRCUIT
RANGE/PERFORMANCE PROBLEM (LOW INPUT) --
NOTE:
Check mass air flow sensor circuit.
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