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1ZZ-FE 1.8L

TID $07: A/F HEATER

TLT CID Unit Conversion Description of Test Value Description of Test Limit
1 $01 Multiply by 0.00017 (A) Maximum A/F sensor heater current (bank 1) Malfunction criterion
TID $04: HO2S HEATER

TLT CID Unit Conversion Description of Test Value Description of Test Limit
1 $02 Multiply by 0.000076 (A) Maximum HO2S heater current (bank 1 sensor 2) Malfunction criterion
O2S TEST RESULT

Test ID Test Item Description Unit Conversion Unit Standard Value
$07 Output Voltage Minimum rear HO2 sensor output voltage Multiply by 0.005 V Less than TEST LIMIT
$08 Output Voltage Maximum rear HO2 sensor output voltage Multiply by 0.005 V More than TEST LIMIT
$91 OSC Maximum OSC in catalytic converter Multiply by 0.0156 g Less than TEST LIMIT
TID $01: CATALYST- ACTIVE A/F CONTROL METHOD

TLT CID Unit Conversion Description of Test Value Description of Test Limit
0 $01 Multiply by 0.0078 (no dimension) Oxygen storage capacity (OSC) bank 1:
Determined by HO2S output
Malfunction criterion
TID $06: A/F SENSOR MONITOR

TLT CID Unit Conversion Description of Test Value Description of Test Limit
0 $01 Multiply by 0.000244 (No dimension) Parameter for identify A/F sensor response rate (bank 1) Malfunction criterion
TID $02: EVAP SYSTEM (KEY-OFF MONITOR)

TLT CID Unit Conversion Description of Test Data Description of Test Limit
1 $01 Multiplied by 0.0156 subtract 2 (kPa) Test value for small leak (P0456):)
Refer to (1)
Malfunction criteria (0 kPa)
1 $02 Multiplied by 0.0156 subtract 2 (kPa) Test value for gross leak (P0455):
Refer to (1)
Malfunction criteria (0 kPa)
1 $03 Multiplied by 0.0156 subtract 2 (kPa) Test value for vacuum pump stuck OFF (P2401):
Refer to (1)
Malfunction criteria (0 kPa)
1 $04 Multiplied by 0.0156 subtract 2 (kPa) Test value for vacuum pump stuck ON (P2402):
Refer to (1)
Malfunction criteria (0 kPa)
1 $05 Multiplied by 0.0156 subtract 2 (kPa) Test value for vent valve stuck OFF (vent) (P2420):
Refer to (1)
Malfunction criteria (0 kPa)
1 $06 Multiplied by 0.0156 subtract 2 (kPa) Test value for vent valve stuck ON (closed) (P2419):
Refer to (1)
Malfunction criteria (0 kPa)
1 $07 Multiplied by 0.0156 subtract 2 (kPa) Test value for 0.02 inch orifice low flow (P043E):
Refer to (1)
Malfunction criteria (0 kPa)
1 $08 Multiplied by 0.0156 subtract 2 (kPa) Test value for 0.02 inch orifice high flow (P043F):
Refer to (1)
Malfunction criteria (0 kPa)
1 $11 Multiplied by 0.0156 subtract 2 (kPa) Test value for purge VSV stuck close (P0441):
Refer to (1)
Malfunction criteria (0 kPa)
1 $12 Multiplied by 0.0156 subtract 2 (kPa) Test value for purge VSV stuck open (P0441):
Refer to (1)
Malfunction criteria (0 kPa)
1 $13 Multiplied by 0.0156 subtract 2 (kPa) Test value for purge flow (P0441):
Refer to (1)
Malfunction criteria (0 kPa)
(1) Pressures A to G are indicated as shown in the following diagram below.
Fig 1: Key Off And Purge Flow Monitor Graph
G04460037Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
O2S TEST RESULT

Test ID Test Item Description Unit Conversion Unit Standard Value
$81 Time $81 Percentage of monitoring time when HO2S voltage was below 0.05 V Multiply by 0.3906 % Within 60 %
TID $04: HO2S HEATER MONITOR

TLT CID Unit Conversion Description of Test Value Description of Test Limit
1 $01 Multiply by 0.000076 (A) Maximum HO2S heater current (bank 1 sensor 1) Malfunction criterion
1 $02 Multiply by 0.000076 (A) Maximum HO2S heater current (bank 1 sensor 2) Malfunction criterion
TID $08: THERMOSTAT - MONITOR

TLT CID Unit Conversion Description of Test Value Description of Test Limit
1 $01 Multiply by 0.625 and subtract 40 (°C) ECT sensor output when estimated ECT reaches malfunction criterion Malfunction criterion
O2S TEST RESULT

Test ID Test Items Descriptions Unit Conversions Units Standard Values
$03 - Low sensor voltage for switch time calculation Multiply by 0.005 V Same as TEST LIMIT
$04 - High sensor voltage for switch time calculation Multiply by 0.005 V Same as TEST LIMIT
$31 - Average of lean to rich response time Multiply by 0.04096 Second Between minimum and maximum TEST LIMIT
$32 - Average of rich to lean response time Multiply by 0.04096 Second Between minimum and maximum TEST LIMIT
$38 - Average time per cycle of HO2 sensor voltage Multiply by 0.04096 Second Between minimum and maximum TEST LIMIT
O2S TEST RESULT

Test ID Test Item Description Unit Conversion Unit Standard Value
$07 HO2 sensor (sensor 2) voltage Minimum HO2 sensor (sensor 2) voltage Multiply by 0.005 V Less than TEST LIMIT
$08 HO2 sensor (sensor 2) voltage Maximum HO2 sensor (sensor 2) voltage Multiply by 0.005 V More than TEST LIMIT
$31 HO2 sensor (sensor 2) voltage Average time for HO2 sensor (sensor 2) output to switch from Lean to Rich Multiply by 0.04096 Second Less than TEST LIMIT
$32 HO2 sensor (sensor 2) voltage Average time for HO2 sensor (sensor 2) output to switch from Rich to Lean Multiply by 0.04096 Second Less than TEST LIMIT.
$37 HO2 sensor (sensor 2) response Time until HO2 sensor (sensor 2) voltage drops to 0.2 V during fuel-cut Multiply by 0.04096 Second Less than TEST LIMIT
$39 HO2 sensor (sensor 2) response Switch time for HO2 sensor (sensor 2) voltage to drop from 0.35 V to 0.2 V during fuel-cut Multiply by 0.04096 Second Less than TEST LIMIT
$81 HO2 sensor (sensor 2) element Percentage of monitor time that HO2 sensor (sensor 2) voltage below 0.05V Multiply by 0.39 % Less than TEST LIMIT
$84 HO2 sensor (sensor 2) element Percentage of monitor time that HO2 sensor (sensor 2) voltage 0.7 V or more Multiply by 0.39 % More than TEST LIMIT
$85 HO2 sensor (sensor 2) element Continuous time that HO2 sensor (sensor 2) voltage 0.45 V or more Multiply by 0.26214 Second More than TEST LIMIT
$87 HO2 sensor (sensor 2) element Percentage of monitor time that HO2 sensor (sensor 2) voltage 0.45 V or more Multiply by 0.39 % More than TEST LIMIT