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  • Ford Model: Mondeo Mk4 (2007-2014)
  • Petrol/Diesel: Petrol & Diesel
  • Time Taken? NA
  • Estimated Cost? £0
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  • Submitted On: 20 February 2014
  • Last Updated: 20 February 2014
  • Views: 2173
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  • Fuse & Relay Information - Mk4

    Submitted by TalkFord , Feb 20 2014 08:38 PM | Last updated Feb 20 2014 08:38 PM
    Engine compartment fuse box

    Fuse and relay layout

    Engine compartment fuse box, also known as Engine Junction Box (EJB):

    Attached Image: Mk4_EJB_00.jpg

    Fuse types

    Attached Image: 150px-F-Blade-mini_P4212067_01.jpg Attached Image: 150px-F-JCASE_895-series_P4212062_02.jpg Attached Image: 150px-F-MIDI-498-series_P4071714_03.jpg
    • Conventional mini blade fuses (F1-F2, F6-F14, F30-F33, F36-F45);
    • square 895-series JCASE fuses (F15, F22-F29, F34-F35),
    • bo lt-on 498-series MIDI fuses (F3-F5, F16-F21).
    Fuse information
    F1 – 10A – Transmission control module;
    F2 – 5A – [Diesel engines] Glow plug monitoring, [1.6 Duratec-16V Ti-VCT] Degas valve;
    F3 – 80A – [2.3 Duratec-HE for the Middle East countries] Engine cooling fan - twin, [2.0 Duratorq-TDCi] electro-hydraulic power-assisted steering (EHPAS);
    F4 – 60A – Glow plugs;
    F5 – 60A – Engine cooling fan - single;
    F6 – 10A – HEGO/Lambda sensors 1 (engine management), variable valve timing (engine management);
    F7 – 5A – Relay coils;
    F8 – 10A – Powertrain control module ECR;
    F9 – – Not used;
    F10 – 10A – Engine control module;
    F11 – 10A – Valves, MAF control (engine management);
    F12 – 10A – [Diesel engines] Water in fuel sensor, coils, MAF (engine management);
    F13 – 15A – Air conditioning relay;
    F14 – 15A – Diesel filter heater;
    F15 – 40A – Starter relay;
    F16 – 80A – Diesel auxiliary heater (PTC);
    F17 – 60A – Central fuse box supply A;
    F18 – 60A – Central fuse box supply B;
    F19 – 60A – Rear fuse box supply C;
    F20 – 60A – Rear fuse box supply D;
    F21 – – Not used;
    F22 – 30A – Windscreen wiper module;
    F23 – 25A or 30A – Heated rear window (replace with the same A rating as the one removed);
    F24 – 30A – Headlamp washer;
    F25 – 30A – ABS valves;
    F26 – 40A – ABS pump;
    F27 – 30A – Fuel fired heater;
    F28 – 40A – Heater blower;
    F29 – – Not used;
    F30 – – Not used;
    F31 – 15A – Horn;
    F32 – – Not used;
    F33 – 5A – Light switch module, engine compartment fuse box coils;
    F34 – 40A – Heated windscreen, LH side;
    F35 – 40A – Heated windscreen, RH side;
    F36 – 5A – Anti-lock Braking System (ABS);
    F37 – 10A – Heated front washer jets;
    F38 – 5A – Adaptive cruise control (ACC);
    F39 – 15A – Adaptive front lighting system (AFS);
    F40 – – Not used;
    F41 – 20A – Instrument panel (15 feed);
    F42 – 10A – Engine control module, transmission control module, Electro-hydraulic power-assisted steering (EHPAS) (15 feed);
    F43 – 5A – Headlamp levelling, adaptive front lighting system (AFS) (15 feed);
    F44 – 20A – [2.5 Duratec-ST] Vacuum pump (15 feed);
    F45 – 15A – Rear window wiper (15 feed).

    Relay information
    R1 – Starter relay;
    R2 – PCM relay
    R3 – Air conditioning clutch relay
    R4 – [Diesel engines] Glow plug relay, [1.6 Duratec-16V Ti-VCT] Degas valve;
    R5 – Cooling fan relay;
    R6 – Heated windscreen relay;
    R7 – 15 relay;
    R8 – Windscreen wiper intermittent wipe relay;
    R9 – Horn relay;
    R10 – Headlamp washer pump relay;
    R11 – Windscreen wiper on/off relay;
    R12 – Auto Trans Startlock relay.

    Central fuse box – fuse information
    Central fuse box, also known as Auxiliary Junction Box (AJB) – fuse information:
    F1 – 5A – Rain sensor module;
    F2 – 10A – Supplemental restraint system (SRS) supply;
    F3 – 5A – Yaw rate sensor (for ESP);
    F4 – 7.5A – Electronic 15 feed, accelerator pedal supply, electronic fuse;
    F5 – 15A – Rear window wiper relay;
    F6 – 15A – Audio system (including voice control module);
    F7 – 7.5A – Steering wheel module;
    F8 – 5A – Instrument cluster;
    F9 – 15A – Main beam supply;
    F10 – 20A – Power sunroof supply;
    F11 – 7.5A – Reversing lamps relay (30 feed);
    F12 – – Not used;
    F13 – 15A – Front fog lamp supply;
    F14 – 15A – Windscreen washers supply;
    F15 – 10A – Adaptive cruise control (ACC);
    F16 – – Not used;
    F17 – 10A – Interior lamps;
    F18 – 5A – Engine immobiliser;
    F19 – 15A – Cigar lighter (including rear seat lighter socket, where fitted);
    F20 – – Not used;
    F21 – 5A – Remote frequency receiver, Interior motion sensor;
    F22 – 20A – Fuel pump;
    F22 – 7.5A – [2.2L Duratorq-TDCi] Fuel pump;
    F23 – – Not used;
    F24 – 5A – Ignition switch;
    F25 – 10A – Fuel filler flap unlock;
    F26 – 5A – Battery backup sounder (alarm system), OBD II (on-board diagnostic system);
    F27 – 5A – Steering column unit, climate control module;
    F28 – 5A – Brake lamp switch.

    Rear fuse box

    Fuse and relay layout
    Rear fuse box, also known as Rear Junction Box (RJB):

    Attached Image: Mk4_RJB_01.jpg

    Fuse information
    FA1 – 25A – Door module, LH front (window up/down, central locking, electric folding mirror, heated mirror);
    FA2 – 25A – Door module, RH front (window up/down, central locking, electric folding mirror, heated mirror);
    FA3 – 25A – Door module, LH rear (window up/down);
    FA4 – 25A – Door module, LH rear (window up/down);
    FA5 – 10A – Rear locking (without rear door modules);
    FA6 – 15A – Auxiliary power socket;
    FA7 – 5A – Relay coils;
    FA8 – 20A – Steering column lock;
    FA9 – – Not used;
    FA10 – 30A – Power seat, driver;
    FA11 – 20A – Accessories, trailer module;
    FA12 – – Not used;
    FB1 – 5A – Parking aid module;
    FB2 – 15A – Suspension module;
    FB3 – 15A – Seat heater, front – driver;
    FB4 – 15A – Seat heater, front – passenger;
    FB5 – 15A – Seat heater, LH rear;
    FB6 – – Not used;
    FB7 – 15A – Seat heater, RH rear;
    FB8 – – Not used;
    FB9 – 30A – Power seat, passenger;
    FB10 – 10A – Anti-theft alarm horn;
    FB11 – – Not used;
    FB12 – – Not used;
    FC1 – – Not used;
    FC2 – – Not used;
    FC3 – – Not used;
    FC4 – – Not used;
    FC5 – 7.5A – CD changer, rear seat entertainment system;
    FC6 – – Not used;
    FC7 – 5A – Power seat memory function module;
    FC8 – 20A – Keyless entry;
    FC9 – – Not used;
    FC10 – – Not used;
    FC11 – – Not used;
    FC12 – – Not used.

    Relay information
    RA1 – Heated rear window relay;
    RA2 – Rear window wiper relay;
    RB1 – Rear 15E relay;
    RB2 – Anti-theft alarm horn relay;
    RC1 – – Not used;
    RC2 – – Not used.