P0731

P0731 - GEAR RATIO ERROR IN 1ST

When Monitored and Set Condition:
P0731 - GEAR RATIO ERROR IN 1ST

When Monitored: The transmission gear ratio is monitored continuously while the transmission is in gear.

Set Condition: If the ratio of the input RPM to the output RPM does not match the current gear ratio.

POSSIBLE CAUSES:
RELATED DTC'S PRESENT
INTERMITTENT GEAR RATIO ERRORS
INTERNAL TRANSMISSION