Left Seat Heat Output Shorted to Ground Trouble Code
NAME OF CODELeft seat Heat Output Shorted to Ground
WHEN MONITORED
Ignition on, during the heated seat operation.
SET CONDITION
Immediately after the first drivers heated seat request of a given ignition cycle.
THEORY OF OPERATION
The MHSMM has short circuit protection for the heated seat output. If the output is shorted to ground the module will shut off the output and set a code. The seat heat request will be ignored for 30 seconds. If the short condition is removed the module will function as designed.
PROBABLE CAUSE
- Left seat heater B (+) driver ckt shorted to ground
- MHSMM failure