P0218critical severityPowertrain
Transmission Over Temperature Condition
on 2008 Toyota Highlander 3.5L V6 · AWD
What this code means
The transmission fluid temperature has exceeded safe limits.
Symptoms
- Check Engine Light
- Limp mode
- Harsh shifting
- Transmission slipping
- Burning smell
Common causes
- Low transmission fluid
- Worn transmission
- Towing beyond capacity
- Torque converter failure
- Transmission cooler blocked
Diagnostic steps
- Check transmission fluid level and condition
- Inspect cooler lines
- Check torque converter
- Test cooler flow
Repair notes
STOP DRIVING. Allow to cool. Check fluid level. Overheated transmission can suffer permanent damage.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1