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Home >> Toyota >> 2025 >> Prius Plug-In Hybrid SE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Hybrid Control System (HEV) - Diagnostic Codes (4 Of 4) & Circuit Tests) >> HYBRID CONTROL SYSTEM (for M20A-FXS) >> DTC U1176-87: Lost Communication with Gear Shift Control Module "A" (Powertrain Bus) Missing Message [12/2022 - ] >> Monitor Strategy

Monitor Strategy

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Related DTCs U1176: Lost communication with gear shift control module verify communication
Required Sensors/Components (Main) Main: Shift control ECU
Sub: Hybrid vehicle control ECU
Required Sensors/Components (Related) -
Frequency of Operation Continuous
Duration 1 second
MIL Operation Immediate
Sequence of Operation None