H I NT: Bank 1 refers to the bank that includes cylinder No.1.
Bank 2 refers to the bank that does not include cylinder No.1.
Sensor 1 refers to the sensor closer to the engine body.
Sensor 2 refers to the sensor farther away from the engine body.
CIRCUIT DESCRIPTION
Refer to ”Insufficient coolant temp. for closed loop fuel control” on page
EG2–473
.
•
Open or short in heater circuit of heated oxygen
sensor.
•
Heated oxygen sensor heater
•
ECM
When the heater operates, heater current exceeds 2 A
or voltage drop for the heater circuit exceeds 5 V.
(2 trip detection logic)
Heater current of 0.25 A or less when the heater
operates.
(2 trip detection logic)
Diagnostic Trouble Code Detecting Condition
P0135
P0141
P0155
Trouble Area
DTC P0135 P0141 P0155 Heated Oxygen Sensor Heater
Circuit Malfunction
(Bank 1 Sensor 1 – Bank 1 Sensor 2 – Bank 2 Sensor 1)
DTC No.
–
1MZ–FE ENGINE
CIRCUIT INSPECTION
EG2–481
Summary of Contents for 1 MZ-FE
Page 1: ...1MZ FE ENGINE 1MZ FE ENGINE EG2 1 ...
Page 22: ...Adjusting Shim Selection Chart Intake 1MZ FE ENGINE ENGINE MECHANICAL EG2 22 ...
Page 23: ...Adjusting Shim Selection Chart Exhaust 1MZ FE ENGINE ENGINE MECHANICAL EG2 23 ...
Page 39: ...TIMING BELT COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE ENGINE MECHANICAL EG2 39 ...
Page 40: ... 1MZ FE ENGINE ENGINE MECHANICAL EG2 40 ...
Page 57: ...CYLINDER HEAD COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE ENGINE MECHANICAL EG2 57 ...
Page 58: ... 1MZ FE ENGINE ENGINE MECHANICAL EG2 58 ...
Page 59: ... 1MZ FE ENGINE ENGINE MECHANICAL EG2 59 ...
Page 60: ... 1MZ FE ENGINE ENGINE MECHANICAL EG2 60 ...
Page 61: ... 1MZ FE ENGINE ENGINE MECHANICAL EG2 61 ...
Page 122: ... 1MZ FE ENGINE ENGINE MECHANICAL EG2 122 ...
Page 123: ... 1MZ FE ENGINE ENGINE MECHANICAL EG2 123 ...
Page 135: ...COMPONENTS FOR PREPARATION AND AFTER ASSEMBLY 1MZ FE ENGINE ENGINE MECHANICAL EG2 135 ...
Page 189: ...EXHAUST SYSTEM COMPONENTS 1MZ FE ENGINE ENGINE MECHANICAL EG2 189 ...
Page 197: ...COMPONENT LAYOUT 1MZ FE ENGINE EMISSION CONTROL SYSTEMS EG2 197 ...
Page 198: ...SCHEMATIC DRAWING 1MZ FE ENGINE EMISSION CONTROL SYSTEMS EG2 198 ...
Page 217: ...SFI SYSTEM DESCRIPTION 1MZ FE ENGINE SFI SYSTEM EG2 217 ...
Page 219: ...SYSTEM CIRCUIT 1MZ FE ENGINE SFI SYSTEM EG2 219 ...
Page 245: ...COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE SFI SYSTEM EG2 245 ...
Page 258: ...FUEL TANK AND LINE COMPONENTS 1MZ FE ENGINE SFI SYSTEM EG2 258 ...
Page 284: ...COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE SFI SYSTEM EG2 284 ...
Page 288: ...COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE SFI SYSTEM EG2 288 ...
Page 290: ...1MZ FE ENGINE Memo ...
Page 292: ...COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE SFI SYSTEM EG2 292 ...
Page 299: ...KNOCK SENSOR COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE SFI SYSTEM EG2 299 ...
Page 309: ...1MZ FE ENGINE Memo ...
Page 320: ...WATER PUMP COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE COOLING SYSTEM EG2 320 ...
Page 321: ... 1MZ FE ENGINE COOLING SYSTEM EG2 321 ...
Page 335: ...COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE COOLING SYSTEM EG2 335 ...
Page 351: ...Hydraulic Motor COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE COOLING SYSTEM EG2 351 ...
Page 374: ...OIL PUMP COMPONENTS FOR REMOVAL AND INSTALLATION 1MZ FE ENGINE LUBRICATION SYSTEM EG2 374 ...
Page 375: ... 1MZ FE ENGINE LUBRICATION SYSTEM EG2 375 ...
Page 376: ... 1MZ FE ENGINE LUBRICATION SYSTEM EG2 376 ...
Page 394: ...1MZ FE ENGINE TROUBLESHOOTING 1MZ FE ENGINE EG2 394 ...
Page 395: ... 1MZ FE ENGINE EG2 395 ...
Page 423: ...PARTS LOCATION 1MZ FE ENGINE PARTS LOCATION EG2 423 ...
Page 424: ...WIRING DIAGRAM 1MZ FE ENGINE WIRING DIAGRAM EG2 424 ...
Page 425: ... 1MZ FE ENGINE WIRING DIAGRAM EG2 425 ...
Page 429: ... MEMO 1MZ FE ENGINE EG2 429 ...
Page 442: ...Location of Connectors in Body 1MZ FE ENGINE LOCATION OF CONNECTORS EG2 442 ...
Page 443: ...Fuel Pump Wagon 1MZ FE ENGINE LOCATION OF CONNECTORS EG2 443 ...
Page 452: ...WIRING DIAGRAM 1MZ FE ENGINE CIRCUIT INSPECTION EG2 452 ...
Page 464: ...WIRING DIAGRAM 1MZ FE ENGINE CIRCUIT INSPECTION EG2 464 ...
Page 494: ...WIRING DIAGRAM 1MZ FE ENGINE CIRCUIT INSPECTION EG2 494 ...
Page 518: ...WIRING DIAGRAM 1MZ FE ENGINE CIRCUIT INSPECTION EG2 518 ...
Page 576: ...WIRING DIAGRAM 1MZ FE ENGINE CIRCUIT INSPECTION EG2 576 ...