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code 21

  1. BlueShift

    How do you access the coolant temperature sensor and its wiring harness?

    Hey everyone, I'm getting a diagnostic code 21 on my FZ6R which means that either my coolant temperature sensor is bad or the wiring along the way to it has an issue. I got my hands on the service manual but its not clear from the manual how to actually access the coolant temp sensor or where...
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