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Electronic Fuel Injection Control System 1B - 16
multimeter, and analogue multimeter shall not be 3. In the case of overhauling the vehicle with 4. If the fault code indicates that a given circuit has Diagnosis help: 1. If the fault code cannot be cleared, the fault 2. No abnormal situation after preceding 3. During the overhaul process, do not overlook 4. Replace ECU for further test. If the fault code can be cleared, the fault cause
INDEX PCODES UAES Explanations CLASS MIL SVS 1 P000A Slow intake VVT response 5 × × 2 P000B Slow exhaust VVT response 5 × × 3 P0010 VVT intake control valve circuit, open 3 √ × 4 P0012 Intake VVT fails to stay at defaulted position when 5 × × 5 P0013 VVT exhaust control valve circuit, open 3 √ × 6 P0015 Exhaust VVT fails to stay at defaulted position when 5 × × 7 P0016 Improper relative position between crankshaft and 3 √ × 8 P0017 Improper relative position between crankshaft and 3 √ × 9 P0030 Upstream oxygen sensor heater control circuit, fault 3 √ × 10 P0031 Upstream oxygen sensor heater control circuit, low 3 √ × 11 P0032 Upstream oxygen sensor heater control circuit, high 3 √ × 12 P0036 Downstream oxygen sensor heater control circuit, fault 3 √ × 13 P0037 Downstream oxygen sensor heater control circuit, low 3 √ × 14 P0038 Downstream oxygen sensor heater control circuit, low 3 √ × 15 P0053 Upstream oxygen sensor heater resistance, improper 3 √ × 16 P0054 Downstream oxygen sensor heater resistance, improper 3 √ × 17 P0105 Intake pressure sensor signal, no fluctuation (freezing) 3 √ × |