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CCS-88 < DTC/CIRCUIT DIAGNOSIS > [ICC (FULL SPEED RANGE)] C1A14 ECM C1A14 ECM Description INFOID:0000000005501628 • ECM transmits the accelerator pedal position signal, ICC brake switch signal, stop lamp switch signal, ICC steering switch signal, etc. to ICC sensor integrated unit via CAN communication. • ECM controls the electric throttle control actuator based on the engine torque demand received from the ICC sensor integrated unit via CAN communication. DTC Logic INFOID:0000000005501629 DTC DETECTION LOGIC NOTE: 1. PERFORM DTC CONFIRMATION PROCEDURE 1. Start the engine. 2. Operate the ICC system and drive. CAUTION: Always drive safely. 3. Stop the vehicle. 4. Perform “All DTC Reading” with CONSULT-III. 5. Check if the “C1A14” is detected as the current malfunction in “Self Diagnostic Result” of “ICC”. Is “C1A14” detected as the current malfunction? YES >> Refer to NO >> Refer to GI-36, "Intermittent Incident" . Diagnosis Procedure INFOID:0000000005501630 1. CHECK SELF-DIAGNOSIS RESULTS Check if “U1000” is detected other than “C1A14” in “Self Diagnostic Result” of “ICC”. Is “U1000” detected? YES >> Perform the CAN communication system inspection. Repair or replace the malfunctioning parts. . NO >> GO TO 2. 2. PERFORM SELF-DIAGNOSIS OF ECM Check if any DTC is detected in “Self Diagnostic Result” of “ENGINE”. Is any DTC detected? YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to (VK50VE). NO >> Replace the ICC sensor integrated unit. Refer to Special Repair Requirement INFOID:0000000005501631 DESCRIPTION Perform the action test after adjusting the laser beam aiming of ICC sensor integrated unit when the following DTC (On board dis- play) Trouble diagnosis name DTC detecting condition Possible causes C1A14 (14) ECM CIRCUIT If ECM is malfunctioning • Accelerator pedal position sensor |