Error codes Webasto

Description of the error codes Webasto parking heaters

Description of the error codes in hexadecimal form, read Webasto Thermo Test software, and GSM modules remote start Webasto ALTOX WBUS 4/5 series and recommendations for their elimination

Code Description Comments
01 Defective control unit Erase the error, remove the lock on the heater and restart heater
02 No start 1) The reason for the air intake pipe or exhaust gases. 2) The reason for the fuel system. 3) Check the pump dispenser. 4) Check the electrical system pin filament.
03 Flame failure  
04 Supply voltage too high Check the power supply to the onboard network of the car
05 Flame was detected prior to combustion 1) The reason for the air intake pipe or exhaust gases. 2) The reason for the fuel system. 3) Check the pump dispenser. 4) Check the electrical system pin filament.
06 Heating unit overheated  
07 Heating unit interlocked  
08 Metering pump short circuit Check the electrical part of the fuel system
09 Combustion air fan short circuit  
0a Glow plug/flame monitor short circuit  
0b Circulation pump short circuit
0c No comunication to air condition  
0d Green LED short circuit  
0e Yellow LED short circuit  
0f No configuraton signal  
10 Solenoid valve short circuit Check the electrical system of valve switch coolant. http://altox.ru/
11 ECU wrong coded This error can occur only in cars equipped with CAN bus or LIN: compare the data on the nameplate with a view of the car fuel. Proceed further according to the vehicle manufacturer's data
12 W-Bus comunication failure  
13 Vehicle fan relay short circuit The reason in the field of car fan
14 Temperature sensor short circuit  
15 Combustion air fan blocked The reason the supercharger or the intake system of combustion air (clogged pipe)
16 Battery main switch short circuit  
17 Invalid air flow reduction  
18 Comunication failure on customer specific bus  
19 Glow plug/electronic ignition short circuit Check the electrical system of pin filament
1a Flame sensor short circuit  
1b Overheat short circuit Check the electrical system of the temperature sensors
1c Fault 28
1d Solenoid valve shed test short circuit  
1e Fuel sensor short circuit  
1f Nozzle stock heating short circuit. http://altox.ru/  
20 Operation indicator short circuit  
21 Flame indicator short circuit  
22 Reference resistance wrong  
23 Crash interlock activated  
24 Car is almost out of fuel  
25 Fuel pre heating short circuit  
26 PCB temperatur sensor short circuit  
27 Ground contact to the ECU broken  
28 Board net energy manager low power voltage  
29 Fuel priming still not done  
2a Error in the radio telegram  
2b Telestart still not programmed  
2c The pressure sensor has short circuit  
2d The combustion-air fan power circuit is defective Erase the error, remove the lock on the heater and restart heater
2e The glow/ignition- element power circuit is defective If you are still having (>3): the reason the air intake line or the exhaust system. Check the circuit of pin filament. http://altox.ru/
2f Flame abort In the case of frequent occurrence (>10 times): 1) The reason for the air intake pipe or exhaust gases. 2) The reason for the fuel system. 3) Check the pump dispenser. 4) Check the electrical system pin filament.
30 Fault 48  
31 Fault 49  
32 No start from control idle period  
33 Flame monitor signal invalid  
34 Default values entered  
35 EOL programming has not been carried out  
36 Thermal fuse short circuit  
37 Coolant temperature during initial start-up too high This error can only appear when you first enter the heater in operation (the vehicle manufacturer): 1) Allow to cool the water circuit and try re-entering the heater to work. 2) Check the electrical system of the temperature sensors.
38 Initial starting attempt failed In the case of frequent occurrence (>10 times): 1) The reason for the air intake pipe or exhaust gases. 2) The reason for the fuel system. 3) Check the pump dispenser. 4) Check the electrical system pin filament.
39 Initial starting attempt failed – not restarting In the case of frequent occurrence (>3 times): 1) The reason for the air intake pipe or exhaust gases. 2) The reason for the fuel system. 3) Check the pump dispenser. 4) Check the electrical system pin filament. http://altox.ru/
3a W-bus/LIN-bus shortcircuit to earth Malfunction in the W-Bus commutation
3b Fault 59
3c Internal control unit error 60 Erase the error, remove the lock on the heater and restart heater
3d Internal control unit error 61 Erase the error, remove the lock on the heater and restart heater
3e Internal control unit error 62 Erase the error, remove the lock on the heater and restart heater
3f Wrong version dataset loaded Erase the error, remove the lock on the heater and restart heater
40 Fault 64  
41 Fault 65  
42 Fault 66  
43 Fault 67  
44 Fault 68  
45 Short circuit/open circuit of heating relay  
46 Fault 70  
47 Fault 71  
48 Fault 72  
49 Fault 73  
4a Fault 74  
4b Fault 75  
4c Overvoltage component protection Check the power supply to the onboard network of the car. http://altox.ru/
4d Fault 77  
4e Fault 78  
4f Fault 79  
50 User interface idle-Mode (no-communication)  
51 User interface has communication fault  
52 User interface send no defined operating mode  
53 Heater fan status message negative  
54 Heater fan status bus has short circuit to UB  
55 Temperature water sensor failure  
56 Temperature water sensor short circuit to UB  
57 Overheating water temperature sensor  
58 Overstepping water temperature sensor gradient  
59 Overheating blow temperature sensor  
5a Overstepping low temperature sensor gradient  
5b Overheating PCB temperature sensor. http://altox.ru/  
5c Overstepping PCB temp sensor gradient  
5d Cabin temperature sensor failure  
5e Flame detector gradient failure  
5f Emergency cooling  
60 Customer specific fault 1  
61 Customer specific fault 2  
62 Customer specific fault 3 In the case of frequent occurrence (>3 times): 1) The reason for the air intake pipe or exhaust gases. 2) The reason for the fuel system. 3) Check the pump dispenser. 4) Check the electrical system pin filament.
63 Customer specific fault 4  
64-7e Customer specific fault 5-31  
7f Customer specific fault 32  
80 Fault 128  
81 EOL checksum error Erase the error, remove the lock on the heater and restart heater
82 No start during test-run This error can only occur during the initial start-up heater (from the manufacturer): 1) The reason for the air intake pipe or exhaust gases. 2) The reason for the fuel system. 3) Check the pump dispenser. 4) Check the electrical system pin filament.
83 Flame failure In the case of frequent occurrence (>3 times): 1) The reason for the air intake pipe or exhaust gases. 2) The reason for the fuel system. 3) Check the pump dispenser. 4) Check the electrical system pin filament. http://altox.ru/
84 Operating voltage too low 1) Check with a simple formula: warm-up time longer than the driving time? 2) Check the power supply to the onboard network of the car
85 Flame was detected after combustion  
86 Fault 134  
87 Heater lock-out permanent 1) Remove the lock, try to re-run the heater. 2) To consider further error messages and follow the recommendations
88 Fuel pump failure Check the electrical part of the fuel system
89 Combustion air fan interruption Check the electrical system of the supercharger
8a Glow plug / flame monitor interruption  
8b Circulation pump interruption Check electrical system water circuit
8c Fault 140  
8d Green LED interruption  
8e Yellow LED interruption  
8f Fault 143  
90 Solenoid valve interruption Check the electrical system of valve switch coolant
91 Control unit locked or coded as neutral  
92 Command refresh failure Malfunction in the W-Bus commutation
93 Fault 147  
94 Temperature sensor interruption Check the electrical system of the temperature sensors. http://altox.ru/
95 Combustion air fan tight  
96 Fault 150  
97 Overheat sensor position wrong  
98 Fault 152 (Power supply interruption)  
99 Glow plug / electronic ignition unit interruption Check the electrical system of pin filament
9a Flame sensor interruption  
9b Setpoint transmitter invalid  
9c Intelligent undervoltage detection 1) Check with a simple formula: warm-up time longer than the driving time? 2) Check the power supply to the onboard network of the car. http://altox.ru/
9d Solenoid valve shed test interruption  
9e Fuel sensor interruption  
9f Nozzle stock heating interruption  
a0 Operating indicator interruption  
a1 Flame indicator interruption  
a2 Fault 162  
a3 Fault 163  
a4 Fault 164  
a5 Fuel pre heating interruption  
a6 PCB temperature sensor interruption  
a7 Fault 167  
a8 Communication board net energy manager error  
a9 Fault 169  
aa Send on W-Bus not succeed Malfunction in the W-Bus commutation
ab Overheat sensor interruption Check the electrical system of the temperature sensors. http://altox.ru/
ac The pressure sensor failure  
ad Fault 173  
ae-b4 Fault 174-180  
b5 Fault 181  
b6 Thermal fuse interrupted  
b7 Fault 183  
b8-d0 Fault 184-208  
e0-fe Customer specific fault 33-63  
ff Unknown error code The heater TTC there are 3 cells for storage errors. When answering FF - no error.