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Last Modified: 9-16-2014 6.6 C Doc ID: RM0000032440BMX Model Year: 2015 Model: Tundra Prod Date Range: [08/2014 - ] Title: 3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P1607; Cruise Control Input Processor; 2015 MY Tundra [08/2014 - ] DTC P1607 Cruise Control Input Processor DESCRIPTION The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standard, the ECM will illuminate the MIL and store a DTC immediately. DTC NO. DTC DETECTION CONDITION TROUBLE AREA P1607 ECM CPUs malfunction ECM MONITOR STRATEGY Related DTC P1607: Internal control module range check Required Sensors/Components (Main) ECM Required Sensors/Components (Related) Cruise control Duration 0.3 seconds MIL Operation Immediate TYPICAL ENABLING CONDITIONS Monitor runs whenever the following DTCs are not present None Cruise control Forbiddance DMA communication error Not detected TYPICAL MALFUNCTION THRESHOLDS When either condition below is met: - Cruise control Operating Low speed control Operating CONFIRMATION DRIVING PATTERN Connect the Techstream to the DLC3. 1. Turn the ignition switch to ON and turn the Techstream on. 2. Clear DTCs (even if no DTCs are stored, perform the clear DTC operation). 3. Turn the ignition switch off and wait for at least 30 seconds. 4. Turn the ignition switch to ON and turn the Techstream on. 5. 3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P1607; Crui... |