P0781 OBD Trouble Code

1 result found

P0781 - GM
Type Powertrain - Transmission - ISO/SAE Controlled
Description

Transaxle Shift Solenoid 2 Performance Conditions

Cause

Engine running, 1st gear commanded on, no noise detected on the TSS or VSS signals, VSS over 3 mph, TSS over 224 rpm, speed ratio across the torque converter less than 180, Calculated Engine Load value over 20%, then the PCM detected twice that the ratio of TSS to VSS equaled that of the second gear input

Try also: https://www.obd-codes.com/p0781