FixVault

DTC Detection Logic

DTC DETECTION LOGIC REFERENCE

DTC Item (CONSULT-III screen terms) Diagnostic item is detected when... Possible cause
P1815 MANU MODE SW/CIRC
  • TCM monitors manual mode, non manual mode, up or down switch signal, and detects as irregular when impossible input pattern occurs 2 second or more.
  • When shift up/down signal of paddle shifter continuously remains ON for 60 seconds. (With paddle shifter)
  • Harness or connectors (These switches circuit is open or shorted.)
  • Manual mode select switch (Into control device)
  • Manual mode position select switch (Into control device)
  • Paddle shifter (1)
(1) With paddle shifter