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Home >> Isuzu >> 2003 >> Axiom Base, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Transmission Control System >> Diagnostic Trouble Codes >> DTC P0730: Gear Error Without Input Speed >> Test Description

Test Description

The numbers below refer to the step numbers on the diagnostic chart:

  1. This step checks for possible low fluid level causing slipping resulting in an undefined gear ratio.
  2. This step checks for correct gear ratios for commanded gears.
  3. This step checks for low line pressure.