ETCS Control Relay OFF Malfunction
P1659 may mean the PCM is detecting an electronic throttle control relay circuit condition that does not match the expected relay OFF behavior.
Article vehicle: 2010-2015 Honda Civic 1.8 Gas
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P1659: ETCS Control Relay OFF Malfunction
Vehicle-specific published guides for this diagnostic trouble code.
ETCS Control Relay OFF Malfunction
P1659 may mean the PCM is seeing an electronic throttle control relay response that does not match what it expects.
Article vehicle: 2010-2017 Honda Accord 2.4 Gas
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Drive-By-Wire Throttle Relay Circuit Malfunction
P1659 may indicate that the PCM is seeing an ETCS control relay OFF malfunction in the drive-by-wire throttle relay circuit.
Article vehicle: 2010-2016 Honda Cr V 2.4 Gas
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Electronic Throttle Control System control relay OFF malfunction
P1659 may set when the PCM commands the electronic throttle related relay circuit on but does not see the expected power supply input.
Article vehicle: 2020-2025 Honda Cr V 2.0Hybrid
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Electronic Throttle Control System Control Relay OFF Malfunction
P1659 may mean the PCM is seeing a possible mismatch between commanded relay operation and the power supply input for the electronic throttle control system.
Article vehicle: 2018-2025 Honda Accord 2.0Hybrid
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Electronic Throttle Control Relay Off Malfunction
P1659 may mean the PCM is not seeing the expected relay-fed power supply for the electronic throttle control side when the relay is being commanded on.
Article vehicle: 2016-2024 Honda Civic 2.0 Gas
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Electronic Throttle Control Relay Off Malfunction
P1659 may indicate an electronic throttle control system relay OFF malfunction, where the PCM can be commanding the PGM-FI subrelay on but may not see the expected power supply on.
Article vehicle: 2017-2025 Honda Cr V 1.5TurboGas
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