Nissan 240SX/Altima 1993-1998 Repair Guide

Reading Codes

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See Figure 1



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Fig. Fig. 1: Trouble codes will appear as flashes of either the ABS lamp on the dashboard (Altima) or the red LED on the control unit (240SX)

On Altima, drive the vehicle over 20 mph (32 km/h) for at least one minute. Turn the ignition OFF and ground the L terminal of the data link connector under the dashboard. The codes will appear as flashes of the ABS lamp on the dashboard.

Do not press the brake pedal while reading codes.

On 240SX, drive the vehicle over 20 mph (32 km/h) for at least one minute. With the engine running, inspect the LED on the control unit. The codes will appear as flashes of the LED.

 
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