Nissan Z - ZX 1970-1988 Repair Guide

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SERIAL NUMBER IDENTIFICATION



1970-78 MODELS



See Figures 1, 2 and 3

The identification number is located on the top of the instrument panel so that it can be seen from outside the vehicle. This number also appears on the vehicle identification plate, which is located on the right front strut housing on 1970-72 models, and on the right hood ledge panel on 1973-78 models.

The model identification code of the serial number may be interpreted as follows:



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Fig. Fig. 1: Dash panel mounted vehicle identification plate



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Fig. Fig. 2: Strut mount identification plate-1970-72 models



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Fig. Fig. 3: Engine compartment mounted identification plate-1973-78 models

  1. The first letter will be either an H (for L24 or L28 engines) or an R (for L26 engine). The 2 + 2 models will start with a G.
  2.  
  3. Following this, an L will appear if the vehicle is left-hand drive.
  4.  
  5. Then, the designation S30 will appear for all models. On 1970-73 vehicles, a dash will follow the S30 designation.
  6.  
  7. If the vehicle has an automatic transmission, an A will then appear. The F designates a 5-speed.
  8.  
  9. The letter U will appear for U.S. and Canadian markets.
  10.  
  11. An N will then appear for Canadian vehicles. California vehicles are designated by a V.
  12.  
  13. If the vehicle is air conditioned, a C will appear at the end of the suffix.
  14.  

The L24 engine is the 2.4L engine used in the 240 Z, the L26 engine is the 2.6L engine in the 260 Z and L28E and L28ET refers to the engine in the 26 Z and ZX.

For example, a Canadian 260 Z, equipped with an automatic transmission and air conditioning would have the code: RLS30AUNC

1979-7 MODELS



See Figures 4, 5 and 6

The Vehicle Identification Number (VIN) is stamped on a plate located on the left front of the instrument panel and is visible through the windshield. The serial number also appears on the firewall, just behind the engine's valve cover. The vehicle identification, engine and vehicle serial numbers as well as other information, is located on the cowl in the engine compartment, just behind the battery.

The vehicle type identification can be interpreted as follows:



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Fig. Fig. 4: Dash panel mounted vehicle identification plate-1979-83 models



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Fig. Fig. 5: Identification plate mount in the engine compartment-1979-83 models



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Fig. Fig. 6: Vehicle identification number prefix and suffix designations-1979-83 models

  1. The first letter will be a K or a blank; K indicates a T-bar roof.
  2.  
  3. The second letter is an H, for the L28 engine.
  4.  
  5. The third letter is an L, for left-hand drive.
  6.  
  7. The fourth letter is a G or a blank; G indicates a 2 + 2 models.
  8.  
  9. The fifth letter is an S, the prefix for all 26 ZX models.
  10.  
  11. The designation for all 26 ZX models is 130.
  12.  
  13. The sixth letter is a J, for Grand Luxury model.
  14.  
  15. The seventh letter is either an A (automatic transmission), an F (5-speed transmission) or a blank (4-speed transmission).
  16.  
  17. The eighth letter is a V (California model), a U (U.S.A.-non-California model), a UD (U.S.A.-non-California model with a catalytic converter: 1979 ONLY) or an N (Canadian model).
  18.  

On models equipped with a turbocharger (194 and later), the eighth letter (third suffix) is a T.

  1. The ninth letter is a B, for power steering.
  2.  
  3. The tenth letter is a C (air conditioning) or a C1 (air conditioning with automatic temperature control).
  4.  

1984-88 MODELS



See Figures 7, 8, 9 and 10

On the 31 ZX, the Vehicle Identification Number (VIN) Plate is located on the left front of the instrument panel and can be interpreted as follows:

  1. The first group of letters/numbers will be a JN1 to indicate a Nissan passenger vehicle.
  2.  
  3. The next letter is an H or C, for the VG30E or VG30 ET engine.
  4.  
  5. The next character is a G or a blank; G indicates a 2 + 2 model.
  6.  
  7. The next letter is a Z, a prefix for all 31 ZX models.
  8.  
  9. The next number 1 is the designation for models changes from 1 to 9.
  10.  
  11. The next number indicates the body style, 4 for 2 seat version, 6 for 2 + 2 version.
  12.  
  13. The next letter denotes the restraint system used in the vehicle.
  14.  
  15. The next digit is a mathematically computed check code.
  16.  
  17. The next letter designates the model year.
  18.  
  19. The ninth letter indicates the manufacturing plant.
  20.  
  21. The final group of numbers is the vehicle serial number.
  22.  



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Fig. Fig. 7: Vehicle Identification Number (VIN) decoding-1984-88 models



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Fig. Fig. 8: Various identification plate/label locations-1984-88 models



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Fig. Fig. 9: Identification plate mounted in the engine compartment, against the firewall



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Fig. Fig. 10: Identification plate mounted on the driver's door pillar

 
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