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[Datsun 1200 encyclopedia]

Electronic Ignition

(Difference between revisions)

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Category: Engine Electrical System

Revision as of 07:46, 1 July 2011
ddgonzal (Talk | contribs)
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Revision as of 07:48, 1 July 2011
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* Hitachi: &#26085;&#31435; or &#12498;&#12479;&#12481; * Hitachi: &#26085;&#31435; or &#12498;&#12479;&#12481;
* Mitsubishi: &#19977;&#33777;&#12288;or &#12511;&#12484;&#12499;&#12471; * Mitsubishi: &#19977;&#33777;&#12288;or &#12511;&#12484;&#12499;&#12471;
 +
 +On the body of the distributor should be the part number. Use the google Fast Search box on the left side to search for it. Or use the photos below to identify the generic type.
The same types of EI systems used in Nissan distributors are also used in Honda and Mazda engines. After removing the cap, look at the type of Ignitor used to identify the technology: The same types of EI systems used in Nissan distributors are also used in Honda and Mazda engines. After removing the cap, look at the type of Ignitor used to identify the technology:

Revision as of 07:48, 1 July 2011

Electronic Distributor Upgrades are considered the BEST upgrade you can make to your A-series engine -- it increases reliability considerably. Advantages of electronic ignition include:

  • No points to wear out, no dwell to adjust. Otherwise you are supposed to change the points & condensor to NEW every 12 months. Nissan EI is nearly foolproof as failures are extrememly rare. Points will always end up giving you trouble eventually.
  • High-energy spark -- uses full 12V coil (no ballast resistor), and can drive large gapped spark plugs for better firing
  • Additionally, Nissan versions have this advantage of using Larger Cap -- less chance to crossfire (important in humid climates)


For converting your A12 to electronic ignition, see:

Identification

Nissan distributors usually have two OEM suppliers:

  • Hitachi: 日立 or ヒタチ
  • Mitsubishi: 三菱 or ミツビシ

On the body of the distributor should be the part number. Use the google Fast Search box on the left side to search for it. Or use the photos below to identify the generic type.

The same types of EI systems used in Nissan distributors are also used in Honda and Mazda engines. After removing the cap, look at the type of Ignitor used to identify the technology:

D4P: no visible ignition parts, no vacuum advance
174_4c7b4a0d71319.jpg
See main article: Hitachi D4P Distributor.

Mitsubishi T4T Electronic (two pieces: ignitor and pickup)
23261.jpg 23262.jpg
See main article: Mitsubishi T4T Distributors.
11188.jpg

Hitachi two-piece
23260.jpg 23262.jpg
See article Sunny Truck Distributors
12193.jpg

Hitachi one-piece type (ignitor + pickup in one)
23263.jpg
See article: D4R.
4534.jpg

Hitachi MATCHBOX type - bolts to outside of distributor body
23264.jpg 19607.jpg
See main article: Hitachi D4K Distributor

Honoshin Full TR
18993.jpg
See main article FLTR.

HB210 style electronic ignition
4191.jpg


Points replacement unit - Pertronix Electronic Ignition.
245.jpg

Points replacement unit - Hot-Spark Ignition
3BOS4U1.jpg