Rover 400 & 45 / MG ZS: Fuses, Relays, ECUs - MG-Rover.org Forums
 
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post #1 of 4 (permalink) Old 06-04-2016, 22:27 Thread Starter
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Post Rover 400 & 45 / MG ZS: Fuses, Relays, ECUs

.
.
.
-- 1995 -- Rover 400

-- 2000 -- Rover 45 / MG ZS mk1

-- 2004 -- Rover 45 / MG ZS mk2
.
.
.

Last edited by Roverlike; 06-04-2016 at 22:38.
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post #2 of 4 (permalink) Old 06-04-2016, 22:28 Thread Starter
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Rover 400



ECU locations




1. Window lift ECU (in the drivers door)
2. Multi Function Unit (MFU) - below steering wheel
3. PGM-Fi ECU - 416 Automatic only
4. SRS ECU (behind centre console)
5. Anti-theft alarm ECU & central door locking ECU (behind centre concole)
6. MEMS 1.9 (except 416 Automatic) or BOSCH ECU (in case of some Diesel)
7. ABS ECU - 416 Automatic
8. ABS ECU - except 416 Automatic


Relay locations




- In engine compartment

01. Main relay module --- to VIN WD274935 - YWB100710
----------------------- from VIN WD274936 - YWB100970
02. A/C relay module - YWB100800/1
03. Main relay - YWB100560/790 (Diesel engine only)
04. Starter relay - YWB100560/790 (Diesel engine only)

NOTE:-- to VIN WD274935 - YWB100560
------from VIN WD274936 - YWB100790

- Behined centre console

05. Rear wiper relay - YWB10032 - RH side
06. Power wash relay - YWB10027 - RH side
07. Front Fog Lamp Relay - YWB10027 - RH side
08. Cruise Relay - SCB100140 - RH side
09. Daylight Running Lights Relay - YWB10032 - RH side

10. Starter relay - YWB100630 - (416 Automatic only) - LH side

- Behined RH side of facia

11. Main relay module - YWB100590 (416 Automatic only)
12. Passanger seat relay box - YWB10050
13. Drivers seat relay box - YWB10050

- Roof

14. Sunroof relay 1 - YWB10032
15. Sunroof relay 2 - YWB10032


Honda engine 1600 Automatic gearbox ABS fusebox



Engine compartment fusebox




- Relays

1. Cooling Fan Relay (non aircon) - YWB10027
2. Heater/Blower Motor Relay - YWB10027
3. HRW Relay - YWB10027

-Fuse--Rating---Function
---------------------------------------------------------------------------------------------
--A----80 amp---Main fuse
--B----50 amp---Column switch, feeds fuses 19 and 20 in the passenger compartment fuse box
--C----50 amp---Ignition switch
--D----40 amp---Air conditioner
--E----30 amp---Blower motor
--F----50 amp---Window lift,feeds fuses 1, 3, 6 and 11 in the passenger compartment fuse box
--G----30 amp---Relay module (air conditioning)
--H----15 amp---MEMS relay and inertia switch
--J----7.5 amp--ICE/clock
--K----30 amp---Cooling fans/air con
--L----30 amp---Heated rear window
--M----20 amp---MFU/hand brake/horns
--N----10 amp---Hazard indicator


Passenger compartment fusebox




- Relays (R)

1. Window lift Relay - YWB10027
2. Flasher Relay - YWT10003

-Fuse--Rating---Function
---------------------------------------------------------------------------------------------
--1----30 amp---Sunroof (relays 1 & 2)
--2----20 amp---Heated seats
--3----7.5 amp--Taildoor/Interior lamp
--4----20 amp---RH rear window switch
--5----20 amp---Window control unit/driver’s window switch
--6----20 amp---Alarm ECU
--7----20 amp---LH rear window switch
--8----20 amp---Passenger window switch
--9----10 amp---RH headlamp
-10----10 amp---LH headlamp/main beam warning light
-11----15 amp---Front fog lamp relay
-12-------------not used
-13----7.5 amp--Fresh air circulation/mirror switch/air conditioning
-14----20 amp---Rear wiper motor/Sunroof relays
-15----10 amp---Dim dip (up to 97.5 MY)
----------------MFU/alarm/instruments/reverse lamps/hazard/amps/twin airbag
-16----10 amp---ABS modulator
-17----10 amp---Dim dip resistor (RHD only) up to 97.5 MY
-18----7.5 amp--Multi-function relay unit (starter relay for Rover ECM)
-19----10 amp---RH rear lamp/side, number plate light and illumination
-20----7.5 amp--Multi-function unit
-21----10 amp---RH headlamp (dipped)
-22----10 amp---LH headlamp (dipped)
-23----15 amp---Cigar lighter/radio/clock
-24----15 amp---MEMS/Instruments/speed sensor/relays
----------------Fuel pump (416 Honda Automatic)
-25-----3 amp---SRS (twin)
-26----15 amp---Engine
-27----15 amp---Ignition coil (416 Honda Automatic)
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post #3 of 4 (permalink) Old 06-04-2016, 22:32 Thread Starter
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Rover 45 / MG ZS mk1



ECU locations




1. Window lift ECU (behind driver's door trim panel)
2. Multi Function Unit (MFU) - below steering wheel
3. Cruise control ECU - SCB100190 (behind centre console RH side)
4. SRS ECU (in rear of centre console)
5. Anti-theft alarm ECU & central door locking ECU (behind front of centre console)
6. MEMS 3 engine ECU
7. ABS ECU (rear of engine compartment - bulkhead - on passenger's side)
8. Electronic automatic transmission (base of passenger's "A" post)


Relay locations




1. Starter relay (base of LH "A" post) - YWB100560/790
2. Glow plug relay (Front LH side of engine compartment) - L-series engine
----w/o intercooler (TCieM) - YWB100700
----w/ intercooler (TCie) --- YWB100560/790

NOTE:-- to VIN WD274935 - YWB100560
------from VIN WD274936 - YWB100790

- Behined centre console - RH side

3. Rear wiper relay - YWB10032
4. Horn relay - YWB10027
5. Reverse relay - YWB10027
6. Power wash relay - YWB10027

- Roof

7. Sunroof relay 1 - YWB10032
8. Sunroof relay 2 - YWB10032

9. Cooling fan relay - behind LH side of front bumper - YWB101220


Engine compartment fusebox




Relays (R)

1. Not fitted.
2. Heated Rear Window (HRW) relay.
3. Fuel pump relay.
4. Main relay.
5. Blower motor relay.
6. Front fog lamp relay.
7. A/C compressor clutch relay.

--Link--Rating--Vehicle--Function--
--------------------------------------------------------------------------------------------------
---FL1--150 A-----All----Alternator.
---FL2---80 A-----All----Window lift relay, fuse 1, fuse 2, fuse 3, fuse 6, and fuse 11 of the
-------------------------passenger compartment fuse box.
-------------------------
---FL3---50 A-----All----Ignition switch, fuse 27 of the passenger compartment satellite fuse box.
---FL4---80 A--L Series--Cooling fan relay.
--------------& K Series-
-------------------------
---FL4---80 A-----KV6----Cooling fan control unit.
-------------------------
---FL5-------------------Not fitted
-------------------------
---FL6--100 A--L Series--Glow plug relay.
---FL7---40 A-----All----HRW relay.
---FL8---50 A-----All----ABS ECU.
---FL9---50 A-----All----Lighting switch, fuse 20 of the passenger compartment fuse box.
--FL10---40 A-----All----Blower relay.
--FL11---50 A---A/C------Condenser fan.
--------------vehicles---
----------------only-----
-------------------------
--FL12---50 A-----All----Starter relay.


--Fuse--Rating--Vehicle--Function--
--------------------------------------------------------------------------------------------------
---F1----15 A--L Series--Alternator, speed transducer, ECM, Clutch pedal position switch.
---F1----15 A--K Series--Speed transducer, gearbox secondary speed sensor, HO2S.
---F1----15 A----KV6-----Butterfly valve, balance valve, CKP sensor, purge control valve, HO2S.
---F2----20 A--K Series--Gearbox Interface Unit (GIU), Automatic transmission selector.
---F2----20 A----KV6-----Automatic transmission selector, automatic transmission ECU, GIU.
---F3----15 A--L Series--Glow plug relay, MAF sensor, EGR solenoid, fuel pump.
---F3----15 A--K Series--HO2S, purge control valve, CMP sensor.
---F3----15 A----KV6-----HO2S, CMP sensor.
---F4----10 A--L Series--Compressor clutch relay, cooling fan relay.
--------------& K Series-
-------------------------
---F4----10 A----KV6-----Compressor clutch relay, condenser fan control unit, cooling fan control
-------------------------unit.
---F5----10 A----All-----MFU, brake pedal switch, horn relay.
---F6----15 A----All-----Front fog lamp relay.
---F7----15 A----All-----Hazard warning switch, instrument pack.
---F8----15 A----All-----Radio/cassette player, radio/CD player, radio remote display, clock.
---F9----10 A----All-----Compressor clutch relay.
--F10----20 A----All-----Inertia switch, fuel pump relay.


Pasanger compartment fusebox




--Fuse--Rating--Vehicle--Function--
--------------------------------------------------------------------------------------------------
---F1----30 A-----All----Sunroof open relay, sunroof close relay.
---F2----20 A-----All----RH heated seat relay, LH heated seat relay.
---F3---7.5 A-----All----Luggage compartment interior lamp, passenger compartment interior lamp,
-------------------------diagnostic socket, folding door mirror ECU.
---F4----20 A-----All----Door mounted RH rear window switch, console mounted RH window switch.
---F5----20 A-----All----Window lift ECU, console mounted RH front window switch.
---F6----20 A-----All----Anti-theft alarm ECU, instrument pack.
---F7----20 A-----All----Door mounted LH rear window switch, console mounted RH window switch,
-------------------------sunroof open relay, sunroof close relay.
---F8----20 A-----All----Console mounted LH window switch.
---F9----10 A-----All----RH headlamp.
--F10----10 A-----All----LH headlamp, instrument pack.
--F11----20 A--K Series--ECM.
----------------& KV6----
-------------------------
--F12----15 A--L Series--ECM, alternator, instrument pack.
--------------& K Series-
-------------------------
--F12----15 A----KV6-----ECM, alternator, instrument pack, cruise control relay, cruise control
-------------------------switch.
-------------------------
--F13----15 A-----All----Mirror switch, driver door mirror, passenger door mirror, A/C switch pack,
-------------------------fresh/recirculated air motor, fresh/re-circulated air switch, RH seat
-------------------------heater, LH seat heater, folding mirror ECU, rear wiper motor.
-------------------------
--F14--------------------Not used.
-------------------------
--F15----10 A-----All----Headlamp levelling switch, seat belt switch, MFU, reverse lamp switch, CVT
-------------------------switch, reverse lamp relay, anti-theft alarm ECU, instrument pack, hazard
-------------------------warning switch.
--F16----10 A-----All----ABS ECU.
--F17----10 A-----LHD----LH tail lamp.
--F18---7.5 A-----All----Starter relay.
--F19----10 A-----All----RH tail lamp, LH tail lamp (RHD only), RH rear number plate lamp, LH rear
-------------------------number plate lamp, RH headlamp, LH headlamp, MFU, sport/snow switch, fog
-------------------------lamp switch, glove box lamp, HRW switch, radio/cassette player, radio/CD
-------------------------player, cigar lighter illumination, heater control illumination.
--F20---7.5 A-----All----MFU.
--F21----10 A-----All----RH headlamp.
--F22----10 A-----All----LH headlamp.
--F23----15 A-----All----Radio/cassette player, cigar lighter, remote display/clock, radio/CD player,
-------------------------audio system interface unit.


Pasanger compartment sattelite fusebox (fuse holders)


--Fuse--Rating--Vehicle--Function--
--------------------------------------------------------------------------------------------------
--F25-----3 A-----All----SRS DCU.
--F26----20 A-----All----Power wash relay.
--F27----20 A-----All----Rear wiper relay, windscreen wash/wipe switch.

Last edited by Roverlike; 30-08-2016 at 19:22.
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post #4 of 4 (permalink) Old 06-04-2016, 22:33 Thread Starter
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Rover 45 / MG ZS mk2



ECU locations




01. Cruise control ECU - SCB100190 (behind centre console RH side)
02. Anti-theft alarm ECU & central door locking ECU (behind front of centre console)
03. MEMS 3 engine ECU
04. SRS ECU (in rear of centre console)
05. ABS ECU (rear of engine compartment - bulkhead - on passenger's side)
06. Puls width ECU (passenger "A" post)
07. Air temperature Control (ATC) ECU (behind centre console)
08. Electronic automatic transmission (base of passenger's "A" post)
09. Park distance control (Behind carpet - luggage compartment - RH side)
10. Mirror Folding ECU (behind pasanger door trim panel)


Relay locations




01. Cruise control relay - base of passenger 'A' post - YWB10027
02. Cooling fan relay - behind LH side of front bumper - YWB101220
03. Blower recirculation relay - behined centre of front console - YWB10032
04. Air conditioning relay - behined centre of front console - YWB10027
05. Boot release relay - behined centre of front console - YWB10027
06. Reverse relay - beside passenger compartment fusebox RH side - YWB10027
07. Horn relay - beside passenger compartment fusebox RH side - YWB10027

08. Glow plug relay (Front LH side of engine compartment) - L-series engine
----w/o intercooler (TCieM) - YWB100700
----w/ intercooler (TCie) --- YWB100560/790

NOTE:-- to VIN WD274935 - YWB100560
------from VIN WD274936 - YWB100790

- Roof

09. Sunroof relay 1 - YWB10032
10. Sunroof relay 2 - YWB10032


Engine compartment fusebox




Relays (R)

1. Not fitted.
2. Heated Rear Window (HRW) relay.
3. Fuel pump relay.
4. Main relay.
5. Blower motor relay.
6. Front fog lamp relay.
7. A/C compressor clutch relay.

--Link--Rating--Vehicle--Function--
--------------------------------------------------------------------------------------------------
---FL1--150 A-----All----Alternator.
---FL2---80 A-----All----Feeds fuse 1, fuse 3, fuse 5, fuse 7, and fuse 9 of the
-------------------------passenger compartment fuse box.
-------------------------
---FL3---50 A-----All----Feeds fuse 18 of the passenger compartment fuse box.
---FL4---80 A--L Series--Cooling fan relay.
--------------& K Series-
-------------------------
---FL4---80 A-----KV6----Cooling fan control unit.
-------------------------
---FL5-------------------Not fitted
-------------------------
---FL6--100 A--L Series--Glow plug relay.
---FL7---40 A-----All----HRW relay.
---FL8---50 A-----All----ABS ECU.
---FL9---50 A-----All----Feeds fuse 17 of the passenger compartment fuse box.
--FL10---40 A-----All----Blower relay.
--FL11---50 A---A/C------Condenser fan.
--------------vehicles---
----------------only-----
-------------------------
--FL12---50 A-----All----Starter relay.


--Fuse--Rating--Vehicle--Function--
--------------------------------------------------------------------------------------------------
---F1----15 A--L Series--Alternator, speed transducer, ECM, Clutch pedal position switch.
---F1----15 A--K Series--Speed transducer, gearbox secondary speed sensor, HO2S.
---F1----15 A----KV6-----Butterfly valve, balance valve, CKP sensor, purge control valve, HO2S.
---F2----20 A--K Series--Gearbox Interface Unit (GIU), Automatic transmission selector.
---F2----20 A----KV6-----Automatic transmission selector, automatic transmission ECU, GIU.
---F3----15 A--L Series--Glow plug relay, MAF sensor, EGR solenoid, fuel pump.
---F3----15 A--K Series--HO2S, purge control valve, CMP sensor.
---F3----15 A----KV6-----HO2S, CMP sensor.
---F4----10 A--L Series--Compressor clutch relay, cooling fan relay.
--------------& K Series-
-------------------------
---F4----10 A----KV6-----Compressor clutch relay, condenser fan control unit, cooling fan control
-------------------------unit.
---F5----10 A----All-----MFU, brake pedal switch, horn relay.
---F6----15 A----All-----Front fog lamp relay.
---F7----15 A----All-----Hazard warning switch, instrument pack.
---F8----15 A----All-----Radio/cassette player, radio/CD player, radio remote display, clock.
---F9----10 A----All-----Compressor clutch relay.
--F10----20 A----All-----Inertia switch, fuel pump relay.


Pasanger compartment fusebox




--Fuse--Rating--Function--
--------------------------------------------------------------------------------------------------
---F1----20 A---SCU, BBUS, Alarm LED.
---F2----20 A---Window Lift Rear RH.
---F3----15 A---ECM
---F4----20 A---Window Lift Rear LH.
---F5----10 A---Interior Lamps, Boot Lamp, Diagnostic Socket.
---F6----20 A---Window Lift Passenger, Sunroof Relay Coils.
---F7----30 A---Sunroof.
---F8----20 A---Window lift driver.
---F9----20 A---Seat heat.
--F10----10 A---Headlamp main beam RH
--F11----10 A---Front Side-lights RH, Tail Lamp RH, No. Plate Lamp.
--F12----10 A---Headlamp Mainbeam LH.
--F13----10 A---Front Side-lights LH, Tail Lamp LH, Interior Illumination (Non Scand).
--F14----10 A---Headlamp dip RH.
--F15----10 A---DRL Interior illumination (Scand)
--F16----10 A---Headlamp dip LH
--F17----10 A---SCU, W/Lift Relay Coil
--F18----20 A---Power Wash.
--F19----15 A---Clock, Cigar Lighter, Radio.
--F20----10 A---Crank relay coil.
--F21----20 A---Wash/Wipe (Fr & Rr), Headlamp level motors.
--F22----Spare.
--F23----15 A---ECM, ACG, Cruise Relay & Switch, No-charge warning light.
--F24----10 A---ABS ECU.
--F25----10 A---SCU, Rev. Lamps, Auto Selector Lamp, Headlamp level Sw, IPK.
--F26----15 A---Rear Wiper Motor, Mirrors, Seat heat Relays, Blower Relay Coil, A/C Sw Pack, DRL
----------------(Scand), Recirc Motor, ATC.
--F27-----5 A---SRS DCU.

Last edited by Roverlike; 22-08-2016 at 18:33.
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