|
|
Content .. 1417 1418 1419 1420 ..
TM-64 < COMPONENT DIAGNOSIS > [5AT: RE5R05A] P0734 A/T 4TH GEAR FUNCTION P0734 A/T 4TH GEAR FUNCTION Description INFOID:0000000003130502 This malfunction is detected when the A/T does not shift into 4th gear position as instructed by TCM. This is DTC Logic INFOID:0000000003130503 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE CAUTION: Always drive vehicle at a safe speed. 1. CHECK ATF TEMPERATURE With CONSULT-III 1. Start the engine. 2. Select “Data Monitor” mode for “TRANSMISSION”. 3. Check ATF temperature is in the following range. With GST 1. Start the engine. 2. Drive vehicle for approximately 5 minutes in urban areas, GO TO 2. Is ATF temperature within specified range? YES >> GO TO 2. NO >> Drive vehicle to warm ATF or stop engine to cool ATF. 2. CHECK SYMPTOM 1 With CONSULT-III 1. Select “DTC & SRT Confirmation” for “TRANSMISSION”. 2. Select “4TH GR FNCTN P0734” of “DTC WORK SUPPORT” mode. 3. Drive vehicle and maintain the following conditions. DTC Item (CONSULT-III screen terms) A/T CHECK indicator Diagnostic item is de- tected when... Possible cause P0734 A/T 4TH GR FNCTN 21st TCM detects any incon- • Input clutch solenoid valve • Front brake solenoid valve • Direct clutch solenoid valve • High and low reverse clutch solenoid valve • Each clutch and brake cuit ATF TEMP 1 : 20 ° C (68 ° F) – 140 ° C (284 ° F) MANU MODE SW : ON GEAR : “4” position ACCELE POSI : 0.6/8 or more VEHICLE SPEED : 10 km/h (6 MPH) or more |