Lexus ES: Fail-safe Chart
FAIL-SAFE CHART
FAIL-SAFE FUNCTION
(a) When a malfunction occurs in the road sign assist system, a message will be displayed on the multi-information display and the road sign assist system will be disabled, depending on the malfunction.
| Warning Message | Malfunction Status | Fail-safe Operation | DTC/Vehicle Control History (RoB) | Fail-safe Mode Deactivation Condition |
|---|---|---|---|---|
| X: Control is suspended | ||||
| "RSA Malfunction Visit Your Dealer" | Road sign assist system is malfunctioning | X | Stored | After system returns to normal, engine switch is turned off and then to on (IG) |
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DIAGNOSTIC TROUBLE CODE CHART Road Sign Assist System DTC No. Detection Item Link U010087 Lost Communication with ECM/PCM "A" Missing Message U012587 Lost Communication with Mu
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Disassembly
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