HYBRID CONTROL SYSTEM PROBLEM SYMPTOMS TABLE

Hybrid Control System
Symptom Suspected Area Link
Cannot enter EV mode CAN communication system

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Pattern select switch EV mode circuit

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EV mode switch (No. 4 Combination switch assembly)

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Combination meter assembly

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EV mode indicator light does not illuminate Combination meter assembly

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EV mode switch (No. 4 Combination switch assembly)

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Pattern select switch EV mode circuit

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EV mode indicator light does not turn off Combination meter assembly

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EV mode switch (No. 4 Combination switch assembly)

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Pattern select switch EV mode circuit

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Cannot enter snow mode CAN communication system

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Pattern select switch snow mode circuit

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Snow mode switch (No. 2 Combination switch assembly)

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Combination meter assembly

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Snow mode indicator light does not illuminate Combination meter assembly

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Snow mode switch (No. 2 Combination switch assembly)

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Pattern select switch snow mode circuit

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Snow mode indicator light does not turn off Combination meter assembly

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Snow mode switch (No. 2 Combination switch assembly)

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Pattern select switch snow mode circuit

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Cannot enter sport mode CAN communication system

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Pattern select switch sport mode circuit

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Sport mode switch (Combination switch assembly)

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Combination meter assembly

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Sport mode indicator light does not illuminate Combination meter assembly

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Sport mode switch (Combination switch assembly)

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Pattern select switch sport mode circuit

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Sport mode indicator light does not turn off Combination meter assembly

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Sport mode switch (Combination switch assembly)

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Pattern select switch sport mode circuit

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Cannot enter ECO mode CAN communication system

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ECO mode switch (Combination switch assembly)

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Pattern select switch ECO mode circuit

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Combination meter assembly

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ECO mode indicator light does not illuminate Combination meter assembly

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ECO mode switch (Combination switch assembly)

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Pattern select switch ECO mode circuit

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ECO mode indicator light does not turn off Combination meter assembly

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ECO mode switch (Combination switch assembly)

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Pattern select switch ECO mode circuit

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Hunting (Poor idle) Check for Diagnosis Related Information*1

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Drive Start Control System

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Hesitation and/or poor acceleration Check for Diagnosis Related Information*1

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Brake override system

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Drive Start Control System

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Power switch does not turn on (READY). Entry and start system (for start function)

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ECU power source circuit (Hybrid control system)

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Hybrid vehicle control ECU assembly

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ECM

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Loud rattle from hybrid vehicle transmission Check idle learning for SFI system (w/ Canister Pump Module)

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Check idle learning for SFI system (w/o Canister Pump Module) Click here
Transmission input damper cover assembly

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Hybrid vehicle transmission assembly

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Engine misfire -

*1: If any of the following Diagnosis Related Information items are output, perform troubleshooting for the corresponding DTCs.

Result
Result Link
Hybrid control system P312387

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Motor generator control system P31241F

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P312487