Bosch BEA 350 - Default Chapter; Table of Contents; Important Information

2
Contents: Page
1. Important information 4
1.1 Compulsory calibration 4
2. Testing equipment and settings for the
Service software 5
2.1 Testing equipment 5
2.2 Calibrating gases (with manufacturer's certicate) 5
2.3 Settings for the Service software 6
2.3.1 Setting the interface for the Service program 6
2.3.2 Service Software Language Selection 6
2.3.3 Language Selection for RTM 430
Smoke Opacity Module Service Software 7
3. Brief description of unit functions and
Servicing the unit 8
3.1 Exhaust-gas analyzer module 8
3.1.1 Analyzer part (HC, CO and CO
2
measurement) 8
3.1.2 System calibration 8
3.1.3 Self-test 8
3.1.4 Adjustment (HC, CO and CO
2
measuring channels) 8
3.1.5 O
2
measuring channel 8
3.1.6 Compensation of pressure inuence 8
3.1.7 Compensation of temperature inuence 8
3.1.8 Measurement of excess-air factor (lambda) 8
3.1.9 Corrected CO concentration (CO
vrai
) 9
3.1.10 Parameterization 9
3.1.11 Filtration 9
3.1.12 Principle of ltration 9
3.2 Servicing the unit 9
3.2.1 Half-yearly service 9
3.2.2 Yearly service 9
4. Checking the AMM exhaust-gas analyzer
module 11
4.1 Read operating mode 12
4.2 Leakage test 12
4.3 Read measurement values 13
4.4 Read parameters 13
4.5 Write parameters 13
4.5.1 Country-specic settings 14
4.5.2 Lambda calculation On 15
4.5.3 Lambda calculation O 15
4.5.4 CO
vrai
calculation On 15
4.5.5 CO
vrai
calculation O 15
4.5.6 O
2
sensor available 16
4.5.7 O
2
sensor not available 16
4.5.8 Entering lambda coecients OCV and HCV 16
4.6 Identication 17
4.7 Test functions 17
4.7.1 Pump On 18
4.7.2 Pump O 18
4.7.3 Install new O
2
sensor 18
4.7.4 O
2
measurement 18
4.7.5 Readjustment with test gas 19
4.7.6 Analysis mode 21
4.7.7 Barometric sensor 21
4.7.8 Maintenance (service date) 22
4.8 Read adjustment data 22
4.9 Adjustment functions 23
4.10 Reset 23
4.11 Error inquiry 23
4.12 NO-Sensor 24
Contents: Page
4.12.1 Read NO-Sensor 24
4.12.2 Set NO-Sensor 24
4.12.3 NO-Measurement 25
4.12.4 Mounting a new NO-Sensor 25
4.12.5 Readjustment with test gas 28
4.12.6 Read calibration data 30
4.12.7 Calibration interval setting 30
4.12.8 Calibration sequence setting 30
4.13 Checking opacimeter RTM 430 31
5. Checking the PCB and periphery of the
BEA control module 32
5.1 Checking the interface for DTM 32
5.2 Checking the interface for RTM 33
5.3 Checking the interface for AMM 33
5.4 Checking the interface for OBD 34
5.5 Checking the interface for OBD extern
(without CAN-protocol) 34
5.5.1 Loop test 35
5.5.2 OBD error messages 36
5.6 Testing 26-pin interface for OBD external
(with CAN protocol) 37
5.7 Checking the interface for the data terminal
(not for BEA-Euro) 38
5.8 Checking the hard disk 38
5.9 Checking the Floppy disk drive 39
5.10 Checking the internal printer 39
5.11 Checking the external printer 39
5.12 Setting the date and time 40
5.13 Video RAM test 40
5.14 Display test 41
5.15 Display test geometry image 41
5.16 Display test full screen all white 41
5.17 Display test full screen all black 42
5.18 Checking the Foil keypad 42
5.19 Checking the PC keyboard 42
5.20 Checking the remote control 43
5.21 Checking the Test calibration switch for Customer
Service 43
5.22 Reading out the Error list 43
5.23 Download SystemSoft 43
6. Checking the engine-speed and
temperature measuring module (DTM) 45
6.1 Checking oil temperature and engine speed in
Diesel Diagnosis 45
6.1.1 Terminal diagram of connection cable for
clamp-on pickup 46
6.1.2 Terminal diagram of temperature sensor 46
6.2 Checking oil temperature and engine speed in
Petrol Diagnosis 47
6.2.1 Terminal diagram of inductive clip-on trigger sensor 48
6.3 Checking V-lambda 48
6.3.1 Terminal diagram of V-lambda cable 49
6.4 Checking the ignition point and dwell angle 49
6.5 Checking the dwell angle 50
6.5.1 Terminal diagram of timing light 51
6.5.2 Terminal diagram of TD/TN connection cable 51