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Home >> Chevrolet >> 2013 >> Sonic RS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Manual Transmission - F13-5/F15-5/F17-5 (M26)) >> Diagnostic Information and Procedures >> DTC P0812 >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON.
  2. Observe the scan tool Reverse Switch parameter. The reading should be Off and change to On when the transmission is shifted into reverse.
    • If the parameter changes from Off to On 
  3. All OK.