|
|
Content .. 1281 1282 1283 1284 ..
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-825 STEP 8. Using scan tool MB991958, read the diagnostic CAUTION To prevent damage to scan tool MB991958, always turn the YES : Retry the troubleshooting. DTC P0638: Throttle Actuator Control Motor Circuit Range/Performance Problem CAUTION If DTC P0638 has been set, TCL related DTC . THROTTLE ACTUATOR CONTROL MOTOR • Refer to DTC P2101 − Throttle Actuator Control Motor Circuit . CIRCUIT OPERATION • Refer to DTC P2101 − Throttle Actuator Control Motor Circuit . TECHNICAL DESCRIPTION • PCM checks the electronic controlled throttle sys- tem for abnormal conditions. . DESCRIPTIONS OF MONITOR METHODS output and target opening is greater than the . MONITOR EXECUTION . MONITOR EXECUTION CONDITIONS (Other Other Monitor (There is no temporary DTC stored in memory for the item monitored below) • Not applicable Sensor (The sensor below is determined to be normal) • Not applicable . DTC SET CONDITIONS Check Conditions • Battery positive voltage is higher than 8.3 volts. • Throttle position sensor (main) output voltage is between 0.35 and 4.8 volts. • Drop of throttle position sensor (main) output volt- age per 100 milliseconds is more than 0.04 volt. AC305412 AB MB991910 DATA LINK CONNECTOR MB991824 MB991827 |