Lx 470
TID $04: HO2S HEATER
| TLT | CID | Unit Conversion | Unit | Description of Test Limit |
|---|---|---|---|---|
| 1 | 01 | Multiply by 0.000076 [A] | Maximum HO2S heater current (Bank 1 Sensor 1) | Malfunction threshold for HO2S heater |
| 1 | 02 | Multiply by 0.000076 [A] | Maximum HO2S heater current (Bank 1 Sensor 2) | Malfunction threshold for HO2S heater |
| 1 | 10 | Multiply by 0.000076 [A] | Maximum HO2S heater current (Bank 2 Sensor 1) | Malfunction threshold for HO2S heater |
| 1 | 20 | Multiply by 0.000076 [A] | Maximum HO2S heater current (Bank 2 Sensor 2) | Malfunction threshold for HO2S heater |
THERMOSTAT
| TLT | CID | Unit Conversion | Description of Test Value | Description of Test Limit |
|---|---|---|---|---|
| 0 | $01 | Multiply by 0.625 and subtract 40[°C] | ECT sensor output when estimated ECT has reached to malfunction criterion | Malfunction criterion for thermostat |
FRONT HO2S VOLTAGE MONITOR
| TEST ID | Description of TEST DATA | Conversion Factor | Unit |
|---|---|---|---|
| $07 | Minimum front HO2S voltage | N/A | V |
| $08 | Maximum front HO2S voltage | N/A | V |
FRONT HO2S SLOW SLOPE MONITOR
| TEST ID | Description of TEST DATA | Conversion Factor | Unit |
|---|---|---|---|
| $03 | (Test constant) Low sensor voltage for response time calculation | N/A | V |
| $04 | (Test constant) High sensor voltage for response time calculation | N/A | V |
FRONT HO2S FREQUENCY MONITOR (IDLING)
| TEST ID | Description of TEST DATA | Conversion Factor | Unit |
|---|---|---|---|
| $38 | Response time of heated oxygen sensor's output voltage in one RICH-LEAN cycle | N/A | sec. |
FRONT HO2S FREQUENCY MONITOR (CRUSE)
| TEST ID | Description of TEST DATA | Conversion Factor | Unit |
|---|---|---|---|
| $90 | Remained value of that average of switching frequency is subtracted from average of switching frequency threshold | Multiply by 0.04096 plus 5.2 | sec. |
REAR HO2S VOLTAGE MONITOR
| TEST ID | Description of TEST DATA | Conversion Factor | Unit |
|---|---|---|---|
| $07 | Minimum rear HO2S voltage | N/A | V |
| $08 | Maximum rear HO2S voltage | N/A | V |
If the time required to change is out of the standard value, the ECM interprets this as a malfunction.
O2S TEST RESULT
| TEST ID | Description of TEST DATA | Conversion Factor | Unit |
|---|---|---|---|
| $31 | Time to change from Lean (< 0.4 V) to Rich (greater thene or qual to 0.5 V) | N/A | sec. |
| $32 | Time to change from Rich (greater then or equal to 0.5 V) to Lean (< 0.4 V) | N/A | sec. |
REAR HO2S SLOW RESPONSE MONITOR
| TEST ID | Description of TEST DATA | Conversion Factor | Unit |
|---|---|---|---|
| $37 | Until rear HO2S voltage drops to 0.2 V after fuel-cut starting | N/A | sec. |
REAR HO2S ELEMENT MONITOR
| TEST ID | Description of TEST DATA | Conversion Factor | Unit |
|---|---|---|---|
| $81 | Percentage of monitoring time when the HO2S voltage is less than 0.05 V | Multiply 0.3906 | % |
| $84 | Percentage of monitoring time when the HO2S voltage is more than 0.7 V | Multiply 0.3906 | % |
| $85 | Time when the HO2S voltage is 0.45 V or more | Multiply 0.2621 | sec. |
| $87 | Percentage of monitoring time when the HO2S voltage is 0.45 V or more | Multiply 0.3906 | % |
TID $01: CATALYST - USING HO2S ON SENSOR 1 AND 2
| TLT | CID | Unit Conversion | Description of Test Value | Description of Test Limit |
|---|---|---|---|---|
| 0 | $01 | Multiply by 0.0078 [no dimension] | Catalyst deterioration level bank 1: Determined by waveforms of HO2S sensor 1 and sensor 2 | Malfunction criteria for catalyst deterioration |
| 0 | $02 | Multiply by 0.0078 [no dimension] | Catalyst deterioration level bank 2: Determined by waveforms of HO2S sensor 1 and sensor 2 | Malfunction criteria for catalyst deterioration |
TID $02: EVAP - VACUUM MONITOR
| TLT | CID | Unit Conversion | Description of Test Value | Description of Test Limit |
|---|---|---|---|---|
| 1 | $01 | Multiply by 0.0916 [mmHg] | Test value of EVAP VSV: Determined by fuel tank pressure change during vacuum introduction | Malfunction criteria for EVAP VSV |
| 1 | $02 | Multiply by 0.0458 subtract 2.93 [mmHg] | Test value of bypass VSV: Determined by fuel tank pressure change at switching over bypass VSV | Malfunction criteria for bypass VSV |
| 0 | $03 | Multiply by 0.0458 [mmHg] | Test value of 0.04 inch leak: Determined by fuel tank pressure change | Malfunction criteria for 0.04 inch leak |
| 0 | $04 | Multiply by 0.0458 [mmHg] | Test value of 0.02 inch leak: Determined by fuel tank pressure change | Malfunction criteria for 0.02 inch leak |
| 1 | $05 | Multiply by 0.0458 subtract 2.93 [mmHg] | Test value of canister closed valve (CCV): Determined by fuel tank pressure change at switching over CCV | Malfunction criteria for CCV |