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[Datsun 1200 encyclopedia]

Hitachi D4K Distributor

(Redirected from D4K)

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Categories: Engine Electrical System | Distributor


Hitachi D4K is the famous "matchbox" distributor first used in 1979 Datsuns for USA -- the 2nd-gen electronic ignition for Datsuns. Later used by a few JDM models too.

Contents

Overview

The integrated distributor and electric control module design replaced the 1st-generation EI with separated control module used in the B210.

19607.jpg

About $120 rebuilt.

Hitachi "Ignition Module" (IGN. Module), or as Nissan calls it the "IC Ignition Unit":
ignitionMODULE.jpg

Some L-series used an spark-retard unit with two connectors:
th_DatsunEI003Large-1-1.jpg
But don't worry about these. None of the A-series distributor use it.

Buying Used

Matchbox distributors are common in USA.

If not buying new, there are two things to watch out for:

* Advance plate bearing gone bad
* Vacuum advance canister not holding vacuum
CAUTION: These often go bad after 20 years. 
Inspect carefully before buying.

Inspection

To ensure you obtain a good unit:

  1. make sure the 'teeth' line up evenly, evenly spaced (gap is equal with all four)
    bad: 14075.jpg
  2. Check vacuum advance -- most are bad! -- bring a gun with you:
    14074.jpg
  3. Wiggle the shaft from side to side. It should have no or a tiny bit of play. If it has enough to allow the teeth to hit the relucator, that's way too much.

About the teeth alignment: Most of the distributors I got have this problem. In the photo, note the mis-alignment of the reluctor. It is caused by a bad "breaker plate" assembly -- what i would call the vacuum-advance plate, which you cannot see without disassembly the distributor. In some of the distributors you can see ball bearings loose in the housing. In the others I couldn't see, but they are all broken. That's the problem, the BBs are held in by a plastic race, which is broken on every distributor I have, save one which used a different design.

For a photo guide of inside parts, see:
Atlantic Z distributor rebuild

Nissan have new breaker plates, but they are a $72 part.

If the alignment is good, chances are the breaker-plate bearings are OK.

You can disassemble it for inspection like this, it only takes a few minutes:

  1. Remove cap and rotor
  2. Unbolt the black box from the side of the distibutor
    1. Remove the red and green wires from the black box
  3. Remove toothed ring (3 screws) and carefully pry the ring & magnet assembly straight up and out
  4. Remove Vacuum Advance diaphragm
    1. Screw on outside
    2. Screw on inside
  5. Remove the two assembly retaining screws, deep inside in the "box" sections 180 degrees around the edge
  6. Pop the rubber plug out of the shaft (where the rotor pushes on
    1. Unscrew the screw inside the shaft
  7. Pull out the assembly
  8. Assembly is reverse of these instructions

Also See

Wiring

Ah, this is the easy part, especially if you get a cut of the wiring harness when you purchase your distributor. But if you don't, it's still easy to hook up the wires.

The module has two wires
Battery
Signal out
24020.jpg

1885.jpg

Connect wiring as shown here.

  • The small black square on right side of schematic is the condensor
  • As you can see, the two wires on the distributor go to the two coil wires.
The two wires on the distributor go to 
+ and - terminals of the coil
  • Remove the standard low-energy coil and ballast resistor, then bolt the 12V coil in its place
  • I believe the condensor is optional, it is to reduce radio interference. I bolted the condensor to the distributor mounting screw. Keep it away from the vibration and heat of the engine (mount it to the body panel). One end of the condensor can go to the ground spade-connector on the distributor body
  • One side of the ballast resistor has a 12V IGN feed, so connect the Black/white wire to this original wire (Black/white)


On the distributor's black box module, the T-connector wiring is:

  • Head of T: "C" connector goes to Blue (L) wire (coil negative)
  • Stem of T: "B" connector goes to B/W wire (coil positive)

2B1_coilwireing.jpg

Ignitor

MATCHBOX TYPE IGNITION - bolts to outside of Hitachi D4K Distributor body
23264.jpg
  • Nissan 22020-S8002, 22020-S6701, 22020-S6702
  • Airtex/Wells 6H1203
  • BWD CBE503
  • MasterPro MPI 2-7004 $147 O'Reilly Auto
    • Standard Motor Products LX516
    • 12334609
    • E1908

Vehicles

E-Series Distributor includes:
JDM B11 8110-[8608] E15S.(GL,LT).F5 
JDM N12 8205-[8610] E15S.5F.(TS,D,FC)
USA N10 E15
A-series:
B310 USA A12A/A14/A15  
N10 USA A14
L-series
620 USA L20B 1979
720 USA L20B 1979-
810 USA L24E 1979-
A10 USA L20B 1979
S10 USA L20B 1979
S130 USA L28E except Turbo
Z-series
S110 USA Z20E

Maintenance Part Numbers

Cap & Rotor

The Hitachi D4A cap & rotor also fits Hitachi D4F electronic ignition and Hitachi D4K electronic ignition. A-series, L-series and Z-series four-plug distributors use the same cap. Also fits Subaru, Honda and Isuzu with one of the above Hitachi types.

Cap

Part Number and aftermarket caps interchange, but differ by color, type of terminals (brass vs aluminum), cap finish material, presence or abscence of anti-tracking bosses inside, resistor type, vent/no vent, etc.

  • Nissan 22162-19M01 CAP ASSY $36.48 USD
    • superceded 22162-19M00, 22162-U6004, 22162-U6003, 22162-U6002, 22162-U6001

RockAuto.com

  • Standard Motor Products JH-63X/JH-63T/JH-63
  • Standard Motor Products JH-63/JH97 (aluminum terminals)
  • Standard Motor Products JH-63X (Blue?)
  • Standard Motor Products JH-63T/JH97T
  • Bosch 03107 (resistor type) (or cap & rotor set: Bosch 06054) F2010-13140
  • Bosch 1235999104
  • Niehoff WA435CS
  • Beck/Arnley 1743145/1746544
  • BWD C561/C561P
  • AC/Delco E386(12321929)/E374
  • Mighty 6343
  • Nissan 22162-AA020
  • 30102657005
  • JA918
  • AirTex/Wells 5D1172
  • Master Pro 2-4825

Fits Nissan:

  • 1977-1979 with L20B
  • 1980 200SX with Z20E
  • 1974-1979 620 PICKUP
  • 1979-1982 210
  • 1974-1977 710
  • 1979-1981 310
  • 1980 720 PICKUP
  • 1978-1980 510
  • 1974-1978 B210
  • 1974-1976 610
  • 1976-1978 F10

Also Fits:

  • Isuzu 1983 - 1986 IMPULSE
  • Honda 1976 ACCORD
  • Honda 1975 - 1976 CIVIC
  • Subaru 1986 - 1987 GL
  • Subaru 1986 - 1987 RX
  • Subaru 1986 - 1987 GL-10
  • Subaru 1986 - 1987 XT

Rotor

Nissan 22157-U6091 Rotor, Distributor $10.67 USD

Rotor is same as points ignition, 1974 up:

  • Standard Motor Products JR-79X/JR-79/JR-79T
  • Bosch 04095, F2020-13435, 1987234015
  • Lucas DRJ102C
  • Subaru 22157-AA030
Make---ModelYear
HONDA---ACCORD76
CIVIC76-75
NISSAN---200 SERIES81-77
21082-79
260 SERIES74
280 SERIES78-75
31082-79
51080-78
61077-74
620 PICKUP77-74
71077-74
81078-77
B21078-74
F1078-76
PICKUP80-76
PULSAR85-84
PULSAR NX86
SENTRA86-82
SUBARU---SEDAN, COUPE, WAGON85
XT85

Daiichi F2020-18361

 Model Year Range Engine Chassis Transmission
 Honda Accord 1.6 1976 EF1 SJ_ 5MT,HMT
 Honda Civic 1.5 2 Door/3 Door 1975 - 1976 ED_ SG_
 Honda Civic 1.5 Wagon 1975 - 1976 ED_ WB_ 4MT,HMT
 Nissan B210 1.3 1973 - 1974 A13 B210
 Nissan B210 1.4 1974 - 1978 A14 B210
 Nissan F10 1.4 1976 - 1978 A14 F10
 Nissan Pulsar and Pul. NX 1.6 1983 - 1986 E16 N12 5MT,3AT
 Nissan 620 Pickup 1.8 1973 - 1974 L18 620 4MT,3AT
 Nissan 620 Pickup 2.0 1974 - 1979 L20B 620
 Nissan 720 Pickup 2.0 1979 - 1980 L20B 720
 Nissan Sentra 1.5 1982 - 1983 E15 B11
 Nissan Sentra 1.6 1983 - 1986 E16 B11
 Nissan 200SX 2.0 1976 - 1979 L20B S10
 Nissan 200SX 2.0 1979 - 1980 Z20E S110
 Nissan 210 1.2 1979 - 1982 A12 B310
 Nissan 210 1.4 1978 - 1982 A14 B310
 Nissan 210 1.5 1978 - 1982 A15 B310
 Nissan 260Z 2.6 1973 - 1974 L26 S30
 Nissan 280Z 2.8 1974 - 1978 L28E S30
 Nissan 310 1.4 1978 - 1980 A14 N10
 Nissan 310 1.5 OHV 1980 - 1981 A15 N10
 Nissan 310 1.5 SOHC 1981 - 1982 E15 N10
 Nissan 510 2.0 1977 - 1979 L20B A10
 Nissan 510 2.0 1979 - 1980 Z20S A10
 Nissan 610 2.0 1973 - 1976 L20B 610
 Nissan 710 1.8 1973 - 1974 L18 710
 Nissan 710 2.0 1974 - 1977 L20B 710
 Nissan 810 2.4 1976 - 1978 L24E 810
 Subaru 4WD Turbo excluding Brat 1983 - 1984 EA81T AM5,AW5 3AT
 Subaru Brat 1.8 Turbo Pickup 1983 - 1984 EA81T AT55B 3AT
 Subaru Leone/Loyale Turbo 4WD 1985 EA82T A10/A11

Part Numbers

Coil

Coil: 12V non-resistor, used by USA models 1978 B210 D4F and 1979-1982 B310 and other D4K electronic ignition systems.

  • Nissan 22433-H7280
    • CIT-30/STC-30
    • Primary Resistance at 20C (68F): 0.84 to 1.02 ohms
    • Secondary Resistance at 20C (68F): 8.2 to 12.4 Kohms
  • Bosch 00200
  • Beck/Arnley 1800039
  • AC Delco E525 or C502 (replaces F519 #12321584)
  • Standard Motor Products UF-4/UF-4T
  • Airtex/Wells 5C1017
    • Primary 200 Scale .7 - 1.4
    • Secondary 200 Scale 9.0k - 15.5k
    • 12321584, 22433-AA140, 22433-H7280, 22433-H7285, 22433-KA040, 22433-P7500, 22433-P7510, 22433-V0801, 22433-V0821, 22448-P9000, 22448-V0801, 22448-V0821, 429887900, 802518100, 88921271, 8942483450, C840, MD013789, MD025702, MD025703
    • Coil: 12V non-resistor
    • Bosch 00200, Beck/Arnley 1800039, AC Delco E525 or C502 (replaces F519 #12321584), Standard Motor Products UF-4/UF-4T


Make---ModelYear
CHRYSLER---CHRYSLER VEHICLES84-82
CHRYSLER IMPORTS---CHRYSLER IMPORT VEHICLES82,79
SAPPORO82-80
DODGE---CHALLENGER82-80
COLT81-80
DODGE CARS84-81
DODGE LIGHT TRUCK---CARAVAN / GRAND CARAVAN84
PICKUP - FULLSIZE / RAMCHARGER81-80
PICKUP - MINI82
ISUZU---IMPULSE89-83
MAZDA---80877-75
NISSAN---200 SERIES81-78
21082-79
280 SERIES83-79
31081-79
51080-78
81081-78
B21078-77
F1078
MAXIMA84-82
PICKUP80-78
PULSAR84
PULSAR NX83
SENTRA87-84
PLYMOUTH---ARROW80
CHAMP81-80
PLYMOUTH VEHICLES83-81
RELIANT84
VOYAGER / GRAND VOYAGER84

Breaker Plate

CAUTION: These often go bad after 20 years. 
Inspect carefully before buying. 
  • Breaker plate assy: Nissan 22136-H9501 (formerly 22136-Q1700) $72
  • 22433-H7280/22433-H7280 COIL-IGNITION HITACHI CIT-30 78-81 A/Z/L Engine


Reluctor

  • Reluctor (rotating part): Standard Motor Products LX-528
    MakeModelYear
    NISSAN200 SERIES81-80
    21082-79
    31081-79
    51080

    Pickup

    Pickup: Standard Motor Products LX-502
    MakeModelYear
    NISSAN21082-79
    31081-79

    Ignitor

    The matchbox per se:

    Ignitor: Standard Motor Products LX-516, F2045-18322 at drivewire.com ($126)
    MakeModelYear
    NISSAN200 SERIES (uses UF-5 (Hanshin coil Calif.), UF-10 (Hanshin Federal) or UF-4 (Hitachi), Federal Hitachi used different reluctor.81-79
    21082-79
    280 SERIES , canada, US (except dist. 22100-P9000)81-79
    31081-79
    51080-79
    81081-79
    PICKUP80-79

    The Ignitor (elec. module) seems to be bulletproof. I'm told that the currently available replacement modules are junk, but the original Hitachi units are very good. They are still working after 25+ years!

     ModelYear Range Engine Chassis Transmission
     Nissan Maxima/810 4 Door Gas 1980 - 1981 L24E 910 5MT,3AT
     Nissan Maxima/810 5 Door Gas 1980 - 1981 L24E 910 5MT,3AT
     Nissan 620 Pickup 2.0 1978 - 1979 L20B 620
     Nissan 720 Pickup 2.0 1979 - 1980 L20B 720
     Nissan 200SX 2.0 1978 - 1979 L20BS10
     Nissan 210 1.21979 - 1982A12B310
     Nissan 210 1.41978 - 1982A14B310
     Nissan 210 1.51978 - 1982A15B310
     Nissan 280ZX 2.81978 - 1981L28ES130
     Nissan 310 1.41978 - 1980A14N10
     Nissan 310 1.5 OHV1980 - 1981A15N10
     Nissan 510 2.01978 - 1979L20BA10
     Nissan 810 2.41978 - 1980L24E810
     Nissan 200SX 2.01979 - 1980Z20ES110
     Nissan 510 2.01979 - 1980Z20SA10

    Vacuum Advance

    All 1974-1982 D4A, D4F, and D4K use the same vacuum advance modules. Advance varies slightly by year and model. Some are advance/retard units. See Datsun Factory Service Manual for details.

    See Late-model Vacuum Advance for part numbers.

    Distributor Numbers

    Matchbox distributors for A-series engines are all identical except for the mechanical advance and vacuum advance Spark Curves. Advance varies slightly by year and model.

    22100-H9560

    • D4K81-01 1X01 1982 California A12A manual transmission
      dual-diaphragm (advance and retard). Mine had what loosk like an adjustable advance
      • Vacuum Advance: 0/4.13 in, 9/11.81
      • Centrifugal Advance: 0/600 rpm, 9/1700, 11.5/2800

    22100-H9760

    • D4K9-05 9Z02 1980 Federal A12A and A14, manual transmission
      • Vacuum advance: 0/3.15 inch,8.4/7.87,14.5/12.99
      • Centrifugal Advance: 0/560 rpm, 3.2/1000, 12/2800
    • D4K9-05 9Z04

    22100-H9102

    • D4K8-19 9604

    1979

    • 22100-H9162 D4K8-18 A14 FED(KFU)
    • 22100-H9106 D4K8-13 A14,A15 FED(AUTO)
    • 22100-H9305 D4K8-16 A14,CAN(AUTO)
    • 22100-H9166 D4K8-02 A14,A15 CAL

    1980

    • 22100-H9701 D4K9-12 California A12A, A14 m/t
    • 22100-H9900 D4K9-04 Federal A15 auto
    • 22100-H9905 D4K9-04 A15 FED(MTM)
    • 22100-H9760 D4K9-05 Federal A12A m/t
    • 22100-H8700 D4K9-05 Federal A14 m/t
    • 22100-H9700 D4K9-06 California A15
    • 22100-H9806 D4K9-06 California A15 auto
    • 22100-H9801 D4K9-06 California A15 m/t
    • 22100-H9960 D4K9-07 Canada A15 auto
    • 22100-H9300 D4K8-15 Canada A12A, A14 m/t
    • 22100-H8720 D4K8-15 Canada A12A, A14 m/t
    • D4K9-20 Federal A15 m/t

    1981

    • 22100-H9501 D4K80-01 1981 California, Federal, A12A m/t
      Also Federal A14 m/t
      Also Federal A15 auto
    • D4K80-02 1981 California A15 m/t
    • D4K80-03 1981 Federal, Canada A14 m/t
    • D4K80-04 1981 California A15 auto
    • D4K80-05 1981 Canada A15 m/t
    • D4K80-06 1980 Canada A15 auto

    1982 -- California and Federal have Vacuum Retard

    • D4K81-01 California, Federal A12A m/t
      Also: Federal A15 m/t, auto
    • D4K81-02 California A15 m/t
    • D4K81-03 Federal, Canada A14 m/t
    • D4K81-04 California A15 auto
    • D4K81-05 Canada A15 m/t
    • D4K81-06 Canada A15 auto

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