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Overdrive and TCC off Command Signal Circuit Check

TEST PROCEDURE - OVERDRIVE AND TCC OFF COMMAND SIGNAL CIRCUIT

Step Action YES NO
Overdrive OFF command signal circuit check 
  1. Disconnect connector from cruise control module with ignition switch OFF.
  2. Check for proper connection to cruise control module at terminal "E132-3".
  3. If OK, turn ignition switch ON.
  4. Check voltage between terminal "E132-3" and ground.
G04724009Courtesy of SUZUKI OF AMERICA CORP.

Is it 10 -14 V? 
This signal circuit is OK. Check "PNK/BLU" wire for open and short. If OK, substitute a known-good ECM and recheck.