Your Toyota Sienna engine control system detects a problem, the computer stores the diagnostic trouble
code B1244 in its memory.
To figure out what is wrong with your vehicle you must first extract the B1244 DTC For Toyota Sienna.
To solve B1244 Toyota Sienna problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs
B1244 Toyota Sienna DTC Meaning
Body Code - Problem is antilock brake system, electronic suspension and steering systems.
MFG - Manufacturer Specific
Computer And Auxiliary Outputs
Control Module Throttle Actuator Position Performance
Cruise Vehicle Speed/Set Speed Difference Too High
The rule of B1244 Toyota Sienna code when it comes to emissions-related vehicle repair is that any modification that changes the vehicle from a certified configuration to a non-certified configuration is considered tampering: this applies to both vehicle owners and repair facilities and is, therefore, a Federal offense. Replacing a catalyst with a straight pipe is one traditional example of B1244. Likewise, overriding the OBD B1244 DTC For Toyota Sienna system through the use of high-tech defeat devices or non-certified computer chips, for example, would also be considered tampering. The OBD system may, however, be repaired back to its original certified configuration with certified performance chips or appropriate aftermarket parts.