Blue point Microscan III Uživatelský manuál stáhnout pdf (Strana 25)

On-Board Diagnostics (OBD) Basics Diagnostic Service Definitions

NOTE:

i Not all test values are applied on or supported by all vehicles. Only supported Test IDs appear in

the selection list.

Cylinder Bank & O2S Locations, Examples

1— Engine, exhaust bank

2— Sensor 1

3— Catalyst

4— Sensor 2, (heated)

Figure 4-5

L4 Cylinder Engine with 1 exhaust bank and 1 Catalyst

Table 4-4 O2 Monitor Test ID Table

Test ID No. Description

$01 Rich to Lean sensor threshold voltage (constant)

$02 Lean to Rich sensor threshold voltage (constant)

$03 Low sensor voltage for switch time calculation (constant)

$04 High sensor voltage for switch time calculation (constant)

$05 Rich to Lean sensor switch time (calculated)

$06 Lean to Rich sensor switch time (calculated)

$07 Minimum sensor voltage for test cycle (calculated)

$08 Maximum sensor voltage for test cycle (calculated)

$09 Time between sensor transitions (calculated)

$0A Sensor Period (calculated)

$0B

EWMA (Exponential Weighted Moving Average) misfire counts for

last 10 driving cycles (calculated)

Calculation: 0.1 * (current counts) + 0.9 * (previous average)

Initial value for (previous average) = 0

$0C Misfire counts for last/current driving cycles (calculated)

1234

1 2 ... 20 21 22 23 24 25 26 27 28 29 30 ... 71 72

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Blue point Microscan III Uživatelský manuál Strana 25