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ON-BOARD DIAGNOSTIC [CRUISE CONTROL SYSTEM] 01–02C–9 01–02C Note • When two or more DTCs are indicated, inspect the malfunction with the smallest number first. End Of Sie DTC 01 A3U010266350W10 Diagnostic procedure 13 Cruise control switch (Ground circuit) 15 Cruise control module DTC Output pattern Diagnosed circuit DTC 01 Cruise actuator DETECTION CONDITION • Voltages detected at terminal A, B or C are not approximately 12 V. POSSIBLE CAUSE • Cruise control module malfunction • Cruise actuator malfunction • Open circuit in wiring harness between cruise control module and cruise actuator • Open circuit in wiring harness between cruise actuator and brake switch • Open circuit in wiring harness between cruise control module and brake switch STEP INSPECTION ACTION 1 INSPECT WIRING HARNESS BETWEEN • Are wiring harnesses between cruise control Yes Go to next step. No Repair wiring harness. 2 INSPECT POWER SUPPLY LINE OF CRUISE • Disconnect cruise actuator connector. • Turn ignition switch to ON position. • Turn cruise control main switch on. • Is voltage at terminal B of cruise actuator Yes Go to Step 6. No Go to next step. 3 INSPECT WIRING HARNESS BETWEEN • Is voltage at terminal 2B of brake switch Yes Repair wiring harness. (Cruise actuator—Brake switch) No Go to next step. 4 INSPECT BRAKE SWITCH • Is voltage at terminal 2A of brake switch Yes Replace brake switch. No Go to next step. 5 INSPECT CRUISE CONTROL MODULE • Remove passenger-side front side trim. • Is voltage at terminal H of cruise control Yes Repair wiring harness. No Replace cruise control module. 1712-1U-01G(01-02C).fm 9 ページ 2001年6月29日 金曜日 午前9時26分 |