Land Rover Range Rover Automatic Transmission System Rover Manual
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System Information Document
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© Rover Group 1998Page 15 of 52 2.2.8 Diagnostic interface
2.2.8.1 Pin 31 - Diagnostic line (K line)
The K line is the main interface between the on board electronic control units and external diagnostic
devices as customer specific...](http://img.usermanuals.tech/thumb/2848/48606/w300_range-rover-automatic-transmission-system-rover-40.png "Page 41
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© Rover Group 1998Page 15 of 52 2.2.8 Diagnostic interface
2.2.8.1 Pin 31 - Diagnostic line (K line)
The K line is the main interface between the on board electronic control units and external diagnostic
devices as customer specific...")
System Information Document ____________________________________________________________________________________________________ _ [ZF_4SPD\Project_Specs][Revision: 2.3] ____________________________________________________________________________________________________ _ © Rover Group 1998Page 15 of 52 2.2.8 Diagnostic interface 2.2.8.1 Pin 31 - Diagnostic line (K line) The K line is the main interface between the on board electronic control units and external diagnostic devices as customer specific...
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© Rover Group 1998Page 16 of 52 2.3 ECU Connector Pin-out
PinFunctionWire ColourPinFunctionWire Colour1Not used29Not used2Not used30Solenoid Valve 1; MV13Not used31K Line (Diagnostic line)4Not used32Solenoid valve 3; MV35Pressure...](http://img.usermanuals.tech/thumb/2848/48606/w300_range-rover-automatic-transmission-system-rover-41.png "Page 42
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© Rover Group 1998Page 16 of 52 2.3 ECU Connector Pin-out
PinFunctionWire ColourPinFunctionWire Colour1Not used29Not used2Not used30Solenoid Valve 1; MV13Not used31K Line (Diagnostic line)4Not used32Solenoid valve 3; MV35Pressure...")
System Information Document ____________________________________________________________________________________________________ _ [ZF_4SPD\Project_Specs][Revision: 2.3] ____________________________________________________________________________________________________ _ © Rover Group 1998Page 16 of 52 2.3 ECU Connector Pin-out PinFunctionWire ColourPinFunctionWire Colour1Not used29Not used2Not used30Solenoid Valve 1; MV13Not used31K Line (Diagnostic line)4Not used32Solenoid valve 3; MV35Pressure...
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© Rover Group 1998Page 17 of 52 2.4 Vehicle connector pin outs
2.4.1 Diagnostic Connector
2.4.2 Harness to Position switch (mounted on Transmission)
1-12V supply
2-Line 1
3-Line 2
4-Line 3
5-Line 4
6-
7-
8-
9-
10 -
2.4.3 Harness to...](http://img.usermanuals.tech/thumb/2848/48606/w300_range-rover-automatic-transmission-system-rover-42.png "Page 43
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© Rover Group 1998Page 17 of 52 2.4 Vehicle connector pin outs
2.4.1 Diagnostic Connector
2.4.2 Harness to Position switch (mounted on Transmission)
1-12V supply
2-Line 1
3-Line 2
4-Line 3
5-Line 4
6-
7-
8-
9-
10 -
2.4.3 Harness to...")
System Information Document ____________________________________________________________________________________________________ _ [ZF_4SPD\Project_Specs][Revision: 2.3] ____________________________________________________________________________________________________ _ © Rover Group 1998Page 17 of 52 2.4 Vehicle connector pin outs 2.4.1 Diagnostic Connector 2.4.2 Harness to Position switch (mounted on Transmission) 1-12V supply 2-Line 1 3-Line 2 4-Line 3 5-Line 4 6- 7- 8- 9- 10 - 2.4.3 Harness to...
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© Rover Group 1998Page 18 of 52 3 Description of Functionality
In an Electronic Automatic Transmission, the hydraulic valve block is replaced with an Electronically controlled hydraulic
valve block. This allows the shift points and...](http://img.usermanuals.tech/thumb/2848/48606/w300_range-rover-automatic-transmission-system-rover-43.png "Page 44
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© Rover Group 1998Page 18 of 52 3 Description of Functionality
In an Electronic Automatic Transmission, the hydraulic valve block is replaced with an Electronically controlled hydraulic
valve block. This allows the shift points and...")
System Information Document ____________________________________________________________________________________________________ _ [ZF_4SPD\Project_Specs][Revision: 2.3] ____________________________________________________________________________________________________ _ © Rover Group 1998Page 18 of 52 3 Description of Functionality In an Electronic Automatic Transmission, the hydraulic valve block is replaced with an Electronically controlled hydraulic valve block. This allows the shift points and...
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© Rover Group 1998Page 19 of 52 4 Fault finding
If there is a fault with the transmission, a substitute function will be activated which will allow the vehicle to be driven in
some manner whilst attempting to protect the...](http://img.usermanuals.tech/thumb/2848/48606/w300_range-rover-automatic-transmission-system-rover-44.png "Page 45
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© Rover Group 1998Page 19 of 52 4 Fault finding
If there is a fault with the transmission, a substitute function will be activated which will allow the vehicle to be driven in
some manner whilst attempting to protect the...")
System Information Document ____________________________________________________________________________________________________ _ [ZF_4SPD\Project_Specs][Revision: 2.3] ____________________________________________________________________________________________________ _ © Rover Group 1998Page 19 of 52 4 Fault finding If there is a fault with the transmission, a substitute function will be activated which will allow the vehicle to be driven in some manner whilst attempting to protect the...
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© Rover Group 1998Page 20 of 52 4.2 MIL light illumination (N.A.S. vehicles only)
The illumination of the MIL (Check engine light) is controlled by the following counter. This counter is only applicable for
MIL (emissions) related...](http://img.usermanuals.tech/thumb/2848/48606/w300_range-rover-automatic-transmission-system-rover-45.png "Page 46
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© Rover Group 1998Page 20 of 52 4.2 MIL light illumination (N.A.S. vehicles only)
The illumination of the MIL (Check engine light) is controlled by the following counter. This counter is only applicable for
MIL (emissions) related...")
System Information Document ____________________________________________________________________________________________________ _ [ZF_4SPD\Project_Specs][Revision: 2.3] ____________________________________________________________________________________________________ _ © Rover Group 1998Page 20 of 52 4.2 MIL light illumination (N.A.S. vehicles only) The illumination of the MIL (Check engine light) is controlled by the following counter. This counter is only applicable for MIL (emissions) related...
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© Rover Group 1998Page 21 of 52 5 Fault codes
5.1 Ambient conditions stored
The following lists all fault codes, together with the associated CARB P code, a description and the ambient conditions saved
with each fault code. The...](http://img.usermanuals.tech/thumb/2848/48606/w300_range-rover-automatic-transmission-system-rover-46.png "Page 47
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© Rover Group 1998Page 21 of 52 5 Fault codes
5.1 Ambient conditions stored
The following lists all fault codes, together with the associated CARB P code, a description and the ambient conditions saved
with each fault code. The...")
System Information Document ____________________________________________________________________________________________________ _ [ZF_4SPD\Project_Specs][Revision: 2.3] ____________________________________________________________________________________________________ _ © Rover Group 1998Page 21 of 52 5 Fault codes 5.1 Ambient conditions stored The following lists all fault codes, together with the associated CARB P code, a description and the ambient conditions saved with each fault code. The...
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© Rover Group 1998Page 22 of 52 FaultDescriptionCARBAmbient 1Ambient 2Ambient 33EEPROM communication faultP1606N_MOTVGT_$XMMMThe ECU cannot communicate with part of its internal memory, ie ECU fault
Diagnostic operates:Continuously...](http://img.usermanuals.tech/thumb/2848/48606/w300_range-rover-automatic-transmission-system-rover-47.png "Page 48
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© Rover Group 1998Page 22 of 52 FaultDescriptionCARBAmbient 1Ambient 2Ambient 33EEPROM communication faultP1606N_MOTVGT_$XMMMThe ECU cannot communicate with part of its internal memory, ie ECU fault
Diagnostic operates:Continuously...")
System Information Document ____________________________________________________________________________________________________ _ [ZF_4SPD\Project_Specs][Revision: 2.3] ____________________________________________________________________________________________________ _ © Rover Group 1998Page 22 of 52 FaultDescriptionCARBAmbient 1Ambient 2Ambient 33EEPROM communication faultP1606N_MOTVGT_$XMMMThe ECU cannot communicate with part of its internal memory, ie ECU fault Diagnostic operates:Continuously...
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© Rover Group 1998Page 23 of 52 FaultDescriptionCARBAmbient 1Ambient 2Ambient 37Solenoid valve lockup clutch check (short circuit to +)P0743N_MOTAN8UBATTThe transmission ECU has diagnosed a short circuit to 12V of pin 32.
Diagnostic...](http://img.usermanuals.tech/thumb/2848/48606/w300_range-rover-automatic-transmission-system-rover-48.png "Page 49
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© Rover Group 1998Page 23 of 52 FaultDescriptionCARBAmbient 1Ambient 2Ambient 37Solenoid valve lockup clutch check (short circuit to +)P0743N_MOTAN8UBATTThe transmission ECU has diagnosed a short circuit to 12V of pin 32.
Diagnostic...")
System Information Document ____________________________________________________________________________________________________ _ [ZF_4SPD\Project_Specs][Revision: 2.3] ____________________________________________________________________________________________________ _ © Rover Group 1998Page 23 of 52 FaultDescriptionCARBAmbient 1Ambient 2Ambient 37Solenoid valve lockup clutch check (short circuit to +)P0743N_MOTAN8UBATTThe transmission ECU has diagnosed a short circuit to 12V of pin 32. Diagnostic...
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© Rover Group 1998Page 24 of 52 FaultDescriptionCARBAmbient 1Ambient 2Ambient 312MES line 1 faultP1810N_MOTAN9UBATTOne of the wires which drives the sport and manual lights in the instrument pack has an electrical fault.
Diagnostic...](http://img.usermanuals.tech/thumb/2848/48606/w300_range-rover-automatic-transmission-system-rover-49.png "Page 50
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© Rover Group 1998Page 24 of 52 FaultDescriptionCARBAmbient 1Ambient 2Ambient 312MES line 1 faultP1810N_MOTAN9UBATTOne of the wires which drives the sport and manual lights in the instrument pack has an electrical fault.
Diagnostic...")
System Information Document ____________________________________________________________________________________________________ _ [ZF_4SPD\Project_Specs][Revision: 2.3] ____________________________________________________________________________________________________ _ © Rover Group 1998Page 24 of 52 FaultDescriptionCARBAmbient 1Ambient 2Ambient 312MES line 1 faultP1810N_MOTAN9UBATTOne of the wires which drives the sport and manual lights in the instrument pack has an electrical fault. Diagnostic...