First and Fourth Gear Only

For 1990-2009 cars only

Makes 🢒 Isuzu 🢒 2002 🢒 Isuzu - N Series 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 First and Fourth Gear Only - D4

Checks

Cause

1-2 Solenoid (313)

•

Stuck On

•	Pinched wire to ground

1-2 Shift Valve (314)

Stuck

Quad Driver Module

Failed

Check the PCM for current DTCs.