Volkswagen Heater: Difference between revisions
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[[File:VW heater.jpg|thumb]] | [[File:VW heater.jpg|thumb]] | ||
== | == General Information <ref>http://datasheets.dbk-worldwide.com/EN/Datasheets/WireHeaters/DBKITM_HV%20Water%20heater_eng.pdf (Backup: [http://web.archive.org/web/20221016161226/http://datasheets.dbk-worldwide.com/EN/Datasheets/WireHeaters/DBKITM_HV%20Water%20heater_eng.pdf Web Archive])</ref> == | ||
* Operating Voltage: 280VDC - 450VDC | |||
* Power: 5kW (7kW "boost" between 350-450V) | |||
* Control via LIN by integrated electronics | |||
* Temperature control by integrated sensor | |||
* 3d Scan: [https://grabcad.com/library/vw-egolf-gte-electric-water-heater-1 https://grabcad.com/] | |||
== Pinout/Connectors == | |||
[[File:VW heater connectors (annotated).jpg|thumb]] | |||
LV | HV connector: TE 4-2103177-5 (HVA 280 series - key "E") | ||
* HV+ near to the body, | |||
*HV- far from the body | |||
LV connector: TE 1-1394416-1 | |||
* Pin 1 is permanent 12V | * Pin 1 is permanent 12V | ||
* Pin 2 is GND | * Pin 2 is GND | ||
*Pin 4 is LIN | *Pin 4 is LIN | ||
==LIN Bus Communication == | ==LIN Bus Communication == | ||
| Line 39: | Line 49: | ||
|Dec: 28 | |Dec: 28 | ||
Hex: 0x1C | Hex: 0x1C | ||
PID: 0x9C | PID: 0x9C | ||
|Control, every 50ms | |Control, every 50ms | ||
|2 | |2 | ||
| | |Enhanced | ||
|Power | |Power | ||
0- | 0-100% | ||
scale: | scale: x1 | ||
| Last bit: Start/Stop | | Last bit: Start/Stop | ||
| | | | ||
| Line 57: | Line 68: | ||
|Dec: 48 | |Dec: 48 | ||
Hex: 0x30 | Hex: 0x30 | ||
PID: 0xF0 | PID: 0xF0 | ||
|Feedback | |Feedback | ||
|8 | |8 | ||
| | |Enhanced | ||
| | |HV Current: | ||
Unit: Amp | |||
Scale: 0.25 | |||
|?? | |?? | ||
|?? | |?? | ||
|?? | |?? | ||
|LV Voltage: | |||
Unit: Volt | |||
Scale: 0.1 | |||
|Module Temp | |||
Unit: Celcius | |||
offset:-50 | |||
|Temperature in | |Temperature in | ||
Unit: Celsius | |||
offset:-50 | |||
|Temperature out | |Temperature out | ||
Unit: Celsius | |||
offset:-50 | |||
|} | |} | ||
==Part Numbers== | ==VW Part Numbers== | ||
Heater: | |||
*3Q0 963 231 A | |||
*3Q0 963 231 C | |||
*3Q0 963 231 E | |||
Cable assemblies: | |||
LV | * HV cable is 3Q0 971 475 or 5Q0 971 475 | ||
* LV cable appears to be 1J0 973 714 | |||
==References== | ==References== | ||
Latest revision as of 17:07, 27 March 2024
General Information [1]
- Operating Voltage: 280VDC - 450VDC
- Power: 5kW (7kW "boost" between 350-450V)
- Control via LIN by integrated electronics
- Temperature control by integrated sensor
- 3d Scan: https://grabcad.com/
Pinout/Connectors
.jpg)
HV connector: TE 4-2103177-5 (HVA 280 series - key "E")
- HV+ near to the body,
- HV- far from the body
LV connector: TE 1-1394416-1
- Pin 1 is permanent 12V
- Pin 2 is GND
- Pin 4 is LIN
LIN Bus Communication
| ID | Description | Length | Checksum Type | Byte 0 | Byte 1 | Byte 2 | Byte 3 | Byte 4 | Byte 5 | Byte 6 | Byte 7 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec: 28
Hex: 0x1C PID: 0x9C |
Control, every 50ms | 2 | Enhanced | Power
0-100% scale: x1 |
Last bit: Start/Stop | ||||||
| Dec: 48
Hex: 0x30 PID: 0xF0 |
Feedback | 8 | Enhanced | HV Current:
Unit: Amp Scale: 0.25 |
?? | ?? | ?? | LV Voltage:
Unit: Volt Scale: 0.1 |
Module Temp
Unit: Celcius offset:-50 |
Temperature in
Unit: Celsius offset:-50 |
Temperature out
Unit: Celsius offset:-50 |
VW Part Numbers
Heater:
- 3Q0 963 231 A
- 3Q0 963 231 C
- 3Q0 963 231 E
Cable assemblies:
- HV cable is 3Q0 971 475 or 5Q0 971 475
- LV cable appears to be 1J0 973 714