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Last Modified: 9-16-2014 6.6 C Doc ID: RM000004UB4009X Model Year: 2015 Model: Tundra Prod Date Range: [08/2014 - ] Title: 3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: U0155; Lost Communication with Instrument Panel Cluster Control Module (Combination Meter); 2015 MY Tundra [08/2014 - ] DTC U0155 Lost Communication with Instrument Panel Cluster Control Module (Combination Meter) DESCRIPTION The ECM receives signals sent from the combination meter via the CAN communication system. When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system before repairing each corresponding ECU or sensor. DTC NO. DTC DETECTION CONDITION TROUBLE AREA U0155 Following conditions are met for 2.9 seconds (1 trip detection logic): Ignition switch to ON. a. Battery voltage is 10.5 V or higher. b. There is no communication between the ECM and combination meter. c. CAN communication system Combination meter ECM MONITOR STRATEGY Related DTCs U0155: Verify communication Required Sensors/Components (Main) ECM Required Sensors/Components (Related) - Duration 2.9 seconds MIL Operation Immediate TYPICAL ENABLING CONDITIONS Monitor runs whenever following DTCs are not present None Battery Voltage 10.5 V or higher Ignition switch ON Starter OFF TYPICAL MALFUNCTION THRESHOLDS Communication signal Lost communication with combination meter CONFIRMATION DRIVING PATTERN 3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: U0155; Lost... |