I'M HAVING FAULT CODE P1520(B) CONTINUOUSLY

  • Tiny
  • Jhumunn1
  • 2003 ISUZU
  • 150,000 MILES

On my 2003 isuzu kb 300. First time got fault codes p1335, p1612, p1613 and p1520. ECU reset p1520 left.

It has a 3.0 4jh1 engine with manual transmission. Loss of power noted and check engine light remains on constantly. All sensor are tested good.

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Monday, November 21st, 2011 AT 12:08 PM

1 Reply

  • Tiny
  • Jacobandnickolas
  • EXPERT
  • 68,401 POSTS

Have you checked the ECM? If you have replaced sensors, checked wiring. The ECM itself may be bad.

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Monday, November 21st, 2011 AT 7:02 PM

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