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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Service, Diagnosis & Troubleshooting) >> Harsh Shifts

Harsh Shifts

WARNING: This page is about a different variant/trim than selected.
Harsh Shifts

Checks Causes
Throttle Position Sensor Open or shorted circuit
Vehicle Speed Sensor (36) or Input Speed Sensor (250) Open or shorted circuit
Automatic Transmission Fluid Pressure (TFP) (69)
  • Contamination
  • Damaged seals
Trans Fluid Temperature Sensor (Part of 69) Open or shorted circuit
Engine Coolant Temperature Sensor Open or shorted circuit
Pressure Control Solenoid (377)
  • Damage to electrical terminals
  • Contamination