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Nissan Altima or Sentra W/QR25 Engine No-Start After ‘Cold Soak’

ALTIMA OR SENTRA W/QR25 ENGINE; NO-START AFTER ‘COLD SOAK’

APPLIED VEHICLES: 2002-2004 Altima (L31), 2002-2004 Sentra (B15)

APPLIED ENGINE: QR25DE ONLY

APPLIED VINS: Altima; vehicles built up to 1N4AL11D(*)4C181189 Sentra; ALL

IF YOU CONFIRM

• After a ‘cold soak’,* the engine cranks (turns with starter), but does not start.

*Cold soak: Engine has cooled down to ambient (outside) temperature, regardless of summer or winter seasonal variations.

• The engine may start if it is cranked for an extended period (more than 5 seconds) or if the throttle is opened during cranking.

• After starting and operating for a few minutes the engine runs normally.

ACTIONS

• Replace the starter motor.

• Add 1 can of Nissan Fuel System Cleaner into the fuel tank.

• Perform ECM Part Number Check to see if the vehicle you are working on needs ECM Reprogramming.

• Perform ECM Reprogramming, if needed.

SERVICE PROCEDURE

Replace Starter, Add Cleaner

1. Replace the starter motor. Download File PDF

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