P0420/430
My car details; 2005 4runner SRS5 4WD V8 4.7L 84,570 miles, presently VSL trac/trac off & maintenance light came up on dash board. I checked the codes and got P0420 & P0430 Codes, I was thinking of changing the four o2 sensors but a mechanic recommends that I should try catalyst bypass.
Also the fuel consumption is extremely bad. I was able to use Actron CP9580 to check the car, I know this is tending towards replacing the CAT's, can anyone explain better what the data below means; 2005 Toyota 4-Runner 4.7 I/M Monitors Since DTCs Cleared Misfire Monitor ok Fuel System Mon ok Comp Component ok Catalyst Mon inc Htd Catalyst n/a Evap System Mon ok Sec Air System ok A/C Refrig Mon n/a Oxygen Sens Mon inc Oxygen Sens Htr n/a EGR System Mon n/a --------------------- This Drive Cycle Misfire Monitor ok Fuel System Mon ok Comp Component ok Catalyst Mon n/a Htd Catalyst n/a Evap System Mon inc Sec Air System n/a A/C Refrig Mon n/a Oxygen Sens Mon n/a Oxygen Sens Htr n/a EGR System Mon n/a ===================== DTCs (Codes) P0420 MOD $00 Catalyst System Efficiency Below Threshold Bank 1 PENDING TOP REPORTED FIX 1-Replaced Catalytic Converter FREQ REPORTED FIX 1-Replaced Oxygen (O2) Sensor ALSO REPORTED FIX 1-Replaced Catalytic Converter Gasket --------------------- P0430 MOD $00 Catalyst System Efficiency Below Threshold Bank 2 PENDING FREQ REPORTED FIX 1-Replaced Catalytic Converter ===================== State OBD Check MIL Status OFF Codes Found 0 Monitors OK 5 Monitors Inc 2 Monitors N/A 4 ===================== Record Data FRAME: -1 TM: -4.6 MIL STATUS Off ABSLT TPS(%) 19.6 ENG SPEED(RPM) 0 BARO PRS("HG) 29.5 CALC LOAD(%) 0.0 MAF(LB/M) 0.20 COOLANT(°F) 201 IAT(°F) 169 IGN ADV(°) 5.0 SECOND AIR N/A ST FTRM1(%) 0.0 LT FTRM1(%) 7.0 ST FTRM2(%) 0.0 LT FTRM2(%) 10.9 VEH SPEED(MPH) 0 ABS LOAD(%) 0.0 FUEL SYS 1 OPEN FUEL SYS 2 OPEN REL TPS(%) 0.4 THROT CMD(%) 16.5 ABS TPS B(%) 51.8 ACC POS D(%) 15.7 ACC POS E(%) 31.8 CAT TEMP11(°F) 996 CAT TEMP21(°F) 996 CAT TEMP12(°F) 746 CAT TEMP22(°F) 746 EVAP PURGE(%) 0.0 ABS EVAP VP(H2O)403.2 CMD EQ RAT 0.824 O2S12(V) 0.015 O2S22(V) 0.015 O2S11(V) 4.001 EQ RATIO11 1.000 EQ RATIO21 1.000 O2S21(V) 4.002 MIL TIME(h:m) 00:00 CLR DIST(mi) 26 CLR TIME(h:m) 05:32 CLR TRPS 3 MIL DIST(mi) 0 VPWR(V) 12.226 ENG RUN(m:s) 00:00 OBD2 STAT CA 2005 Toyota 4-Runner 4.7 O2 Monitor Tests Not Supported by Vehicle 2005 Toyota 4-Runner 4.7 Diag Monitor Tests O2 Sensor B1S1 Test $8E MOD $00 MAX 0.000(V) MEAS 0.000(V) MIN 0.000(V) STS OK Test $91 MOD $00 MAX 0.000(mA) MEAS 0.000(mA) MIN 0.000(mA) STS OK --------------------- O2 Sensor B1S2 Min V for Cycle MOD $00 MAX 0.195(V) MEAS 0.097(V) MIN 0.000(V) STS OK Max V for Cycle MOD $00 MAX 1.190(V) MEAS 0.859(V) MIN 0.605(V) STS OK Test $8F MOD $00 MAX 2.998 MEAS 0.007 MIN 0.000 STS OK --------------------- O2 Sensor B2S1 Test $8E MOD $00 MAX 0.000(V) MEAS 0.000(V) MIN 0.000(V) STS OK Test $91 MOD $00 MAX 0.000(mA) MEAS 0.000(mA) MIN 0.000(mA) STS OK --------------------- O2 Sensor B2S2 Min V for Cycle MOD $00 MAX 0.195(V) MEAS 0.078(V) MIN 0.000(V) STS OK Max V for Cycle MOD $00 MAX 1.190(V) MEAS 0.898(V) MIN 0.605(V) STS OK Test $8F MOD $00 MAX 2.998 MEAS 0.001 MIN 0.000 STS OK --------------------- Catalyst B1 Test $A9 MOD $00 MAX 9.994 MEAS 0.005 MIN 0.039 STS LOW --------------------- Catalyst B2 Test $A9 MOD $00 MAX 9.994 MEAS 0.005 MIN 0.039 STS LOW --------------------- Purge Flow Mon Test $C9 MOD $00 MAX 4.752(PSI) MEAS 0.026(PSI) MIN 0.000(PSI) STS OK Test $CA MOD $00 MAX 4.752(PSI) MEAS 0.348(PSI) MIN 0.000(PSI) STS OK Test $CB MOD $00 MAX 4.752(PSI) MEAS 0.217(PSI) MIN 0.000(PSI) STS OK Test $CD MOD $00 MAX 4.752(PSI) MEAS 0.217(PSI) MIN 0.000(PSI) STS OK Test $CE MOD $00 MAX 4.752(PSI) MEAS 0.316(PSI) MIN 0.000(PSI) STS OK Test $CF MOD $00 MAX 4.752(PSI) MEAS 0.233(PSI) MIN 0.000(PSI) STS OK Test $D0 MOD $00 MAX 4.752(PSI) MEAS 0.329(PSI) MIN 0.000(PSI) STS OK Test $D1 MOD $00 MAX 4.752(PSI) MEAS 0.217(PSI) MIN 0.000(PSI) STS OK Test $D4 MOD $00 MAX 4.752(PSI) MEAS 0.354(PSI) MIN 0.000(PSI) STS OK Test $D5 MOD $00 MAX 4.752(PSI) MEAS 0.348(PSI) MIN 0.000(PSI) STS OK Test $D7 MOD $00 MAX 4.752(PSI) MEAS 0.000(PSI) MIN 0.000(PSI) STS OK --------------------- Sec Air Mon 1 Test $E1 MOD $00 MAX 86.51(LB/M) MEAS 0.63(LB/M) MIN 0.27(LB/M) STS OK Test $E2 MOD $00 MAX 0.72(PSI) MEAS 0.02(PSI) MIN 0.00(PSI) STS OK Test $E3 MOD $00 MAX 95.05(PSI) MEAS 1.14(PSI) MIN 0.14(PSI) STS OK Test $E4 MOD $00 MAX 2.90(PSI) MEAS 0.04(PSI) MIN 0.00(PSI) STS OK Test $E5 MOD $00 MAX 95.05(PSI) MEAS 7.59(PSI) MIN 2.35(PSI) STS OK Test $E6 MOD $00 MAX 2.90(PSI) MEAS 0.03(PSI) MIN 0.00(PSI) STS OK Test $E7 MOD $00 MAX 95.05(PSI) MEAS 2.01(PSI) MIN 0.75(PSI) STS OK Test $E8 MOD $00 MAX 95.05(PSI) MEAS 0.31(PSI) MIN 0.23(PSI) STS OK Test $E9 MOD $00 MAX 0.00(PSI) MEAS 0.00(PSI) MIN 0.00(PSI) STS OK --------------------- Misfire Data EWMA Misfire Cnt MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK Misfire Cnt Last MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK --------------------- Misfire Cyl 1 EWMA Misfire Cnt MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK Misfire Cnt Last MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK --------------------- Misfire Cyl 2 EWMA Misfire Cnt MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK Misfire Cnt Last MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK --------------------- Misfire Cyl 3 EWMA Misfire Cnt MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK Misfire Cnt Last MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK --------------------- Misfire Cyl 4 EWMA Misfire Cnt MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK Misfire Cnt Last MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK --------------------- Misfire Cyl 5 EWMA Misfire Cnt MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK Misfire Cnt Last MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK --------------------- Misfire Cyl 6 EWMA Misfire Cnt MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK Misfire Cnt Last MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK --------------------- Misfire Cyl 7 EWMA Misfire Cnt MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK Misfire Cnt Last MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK --------------------- Misfire Cyl 8 EWMA Misfire Cnt MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK Misfire Cnt Last MOD $00 MAX 65535(cnts) MEAS 0(cnts) MIN 0(cnts) STS OK --------------------- Monitor $E1 Test $E8 MOD $00 MAX 5930.1(°F) MEAS 167.0(°F) MIN 167.0(°F) STS OK 2005 Toyota 4-Runner 4.7 Vehicle Information VIN #1 MOD $00: JTEBT14R058027606 CVN #1 MOD $00: D1 9B F0 A1 CAL ID #1 MOD $00: 33532200 IPT #1 MOD $00: OBD Mon Cond 5 Ignition Cycles 31 Cat Comp Bank1 7 Cat Cond Bank1 5 Cat Comp Bank2 7 Cat Cond Bank2 5 O2 Comp Bank1 2 O2 Cond Bank1 5 O2 Comp Bank2 2 O2 Cond Bank2 5 EGR Mon Comp Not Available EGR Mon Cond 5 AIR Mon Comp 9 AIR Mon Cond 1 EVAP Mon Comp 2 EVAP Mon Cond 1 |
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