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  1. P

    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    I wanted to update my issue I've been experiencing. I've done exactly what the dealer that did the battery repairs to my 2021 Leaf told me to. I've charged it and driven it every day for a week and then some. During this time I took a picture of my dash showing Battery charge %, anticipated...
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    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    I haven't posted since my vehicle was towed to the local dealership for diagnosis January 20. It's been a real experience!! Dealer Service Advisor calls and tells me we have good news and bad news. Good news is its covered under warranty. Bad news is I need a new Drive battery and Nissan is way...
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    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    Dealer still hasn't fully diagnosed the issue because they still have not taken the battery out to check how many modules are bad. Nissan Consumer services has responded that any loaner cars will be from the Dealer. The Dealer has no cars for that and no incentive to find and loan one. When...
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    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    I was contacted by the service manager at my Nissan Dealership after they had a chance to diagnose my EV charging system faults (P0AA6 and P31E7). He had bad news .... and good news and then more bad news. The Battery has bad modules. The battery has to come out of the car to determine how many...
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    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    New 12 V battery installed and codes were cleared. Went to take the leaf to work and the same codes are back. I don’t know if it’s safe to drive it to the dealer or I have to get a tow?
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    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    Yes, DTC's were detected and cleared after putting a charge on the 12V battery. P31E7 Re-Start inhibit, P0AA6 battery
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    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    Thanks for the advice. you were spot on. Battery tested marginal for volts and amps. After putting a charge on the battery and re-installing it i read and cleared codes P31E7 and P0AA6. Powered up ok.
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    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    Sorry, I didn't realize. I'm in Georgia, USA. I found the connection for the Code reader and managed to read and clear the codes. Thanks. 12V Battery is going to be replaced. The car started after I charged the battery and cleared the codes.
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    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    Thanks. I managed to connect a Code reader and get 2 codes. P31E7 Restart inhibitor P0AA6 Battery. All that was after removing the 12V battery and getting it tested. Results were marginal. 12.2Volts and 300 Amps (500 New). I charged the battery for a few hours and then re-installed it, read the...
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    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    I have a code reader, Is there a connection for it somewhere other than under the dash at the steering wheel?
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    Leaf won't operate. Warning - Service EV System, Warning - Service EV System Unable to restart after power off

    My Leaf displayed Warning Service EV System, Warning Service EV System Unable to restart after power off. tonight. Battery is 100% charged according to the dash display but the Battery symbol at the top right side of the dash is illuminated as are the warning lights for front and rear hazards...
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