Toyota OBD/OBD2 Codes >> Toyota Supra 93-95 3.0L & 3.0L Turbo

93-95 3.0L Engine Code: 2JZ-GE & 2JZ-GTE
Trouble code Fault location Probable cause
12 Crankshaft position (CKP) sensor-circuit Wiring, CKP sensor, starter motor, ECM
12 Camshaft position (CMP) sensor 1 & 2circuit Wiring, CMP sensor, starter motor, ECM
13 Crankshaft position (CKP) sensor above 1 000 rpm Wiring, valve timing, CKP sensor, ECM
13 Camshaft position (CMP) sensor-above 1000 rpm Wiring, valve timing, CMP sensor, ECM
14 Ignition reference signal -no signal Wiring, ignition module, ECM
16 Transmission control signal malfunction ECM
21 Heated oxygen sensor (H02S) 1 -front -circuit Wiring, H02S, ECM
22 Engine coolant temperature (ECT) sensor circuit Wiring, ECT sensor, ECM
24 lntake air temperature (lAT) sensor circuit Wiring, IAT sensor, ECM
25 Mixture control -continuously lean Wiring, injector, HO2S, MAF/VAF sensor, valve timing, intake/fuel/ignition, ECM
26 Mixture control -continuously rich Wiring, injector, MAF/VAF sensor, valve timing, intake/fuel/ignition system, ECM
27 Heated oxygen sensor (H02S) circuit Wiring, H02S, ECM
28 Heated oxygen sensor (H02S) 2 -front -circuit Wiring, H02S, ECM
31 Volume air flow (VAF) sensor -2JZ-GE -circuit Wiring, VAF sensor, ECM
31 Mass air flow (MAF) sensor -2JZ-GTE -circuit Wiring, MAF sensor, ECM
34 Turbocharger (TC) pressure -too high TC wastegate regulating valve/ actuator, wiring, ECM
35 Barometric pressure (BARO) sensor circuit ECM
35 Turbocharger (TC) pressure sensor circuit Wiring, TC pressure sensor, ECM
41 Throttle position (TP) sensor-circuit Wiring, TP sensor, ECM
42 Vehicle speed sensor (VSS) -circuit Wiring, instrument cluster, VSS, ECM
43 Starter signal -circuit Wiring, ignition switch, engine control relay, ECM
47 Throttle position (TP) sensor 2 -circuit Wiring, TP sensor, ECM
51 Switch signal -A/C switch ON during diagnosis Wiring, AIC switch, ECM
51 Switch signal -closed throttle position (CTP) switch OFF during diagnosis Wiring, CTP switch, ECM
51 Switch signal -park neutra! position (PNP) switch not in P or N during diagnosis Wiring, PNP switch, ECM
52 Knock sensor (KS) -front circuit Wiring, KS, ECM
53 Knock control -malfunction ECM
55 Knock sensor (KS) -rear circuit Wiring, KS, ECM
71 Exhaust gas recirculation (EGR) system -circuit Wiring, EGRT sensor, EGR valve! solenoid, hose leak/blockage, ECM
78 Fuel pump control -circuit Wiring, fuel pump/control module, ECM/supply

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