{"id":8843,"date":"2022-03-10T20:30:42","date_gmt":"2022-03-10T20:30:42","guid":{"rendered":"https:\/\/www.hexorcism.com\/19BP\/sm2334400\/"},"modified":"2022-03-10T20:30:42","modified_gmt":"2022-03-10T20:30:42","slug":"sm2334400","status":"publish","type":"page","link":"https:\/\/www.hexorcism.com\/19BP\/sm2334400\/","title":{"rendered":"DTC P0072:00 [PCM (SKYACTIV-G)]"},"content":{"rendered":"
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DTC P0072:00 [PCM (SKYACTIV-G)]<\/h3>\n<\/div>\n

SM2334400<\/p>\n

<\/p>\n
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\n
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id0102t4145900<\/p>\n



\n<\/a><\/p>\n

Outline<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n
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System malfunction location<\/p>\n<\/th>\n

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Ambient temperature sensor circuit low input<\/p>\n<\/th>\n<\/tr>\n<\/thead>\n

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Detection condition<\/span><\/div>\n<\/td>\n
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\u2022 The PCM monitors the input signal from the ambient temperature sensor. If the voltage from the ambient temperature sensor is below 0.2 V<\/span>, the PCM determines that the ambient temperature sensor circuit has a malfunction.<\/div>\n<\/td>\n<\/tr>\n
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Fail-safe<\/span><\/div>\n<\/td>\n
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\u2022 Not applicable<\/div>\n<\/td>\n<\/tr>\n
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Possible cause<\/span><\/div>\n<\/td>\n
\n
\u2022 Ambient temperature sensor connector or terminals malfunction<\/div>\n
\u2022 Ambient temperature sensor malfunction<\/div>\n
\u2022 Short to ground in ambient temperature sensor signal circuit<\/div>\n
\u2022 PCM connector or terminals malfunction<\/div>\n
\u2022 Short circuit in ambient temperature sensor signal circuit and ground circuit<\/div>\n
\u2022 PCM malfunction<\/div>\n<\/td>\n<\/tr>\n
<\/td>\n<\/tr>\n
<\/td>\n<\/tr>\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n



\n<\/a><\/p>\n

Diagnostic Procedure<\/p>\n

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Step<\/p>\n<\/th>\n

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Inspection<\/p>\n<\/th>\n

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Results<\/p>\n<\/th>\n

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Action<\/p>\n<\/th>\n<\/tr>\n<\/thead>\n

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1<\/div>\n<\/td>\n
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RECORD VEHICLE STATUS WHEN DTC WAS DETECTED TO UTILIZE WITH REPEATABILITY VERIFICATION<\/div>\n
\u2022 Record the freeze frame data\/snapshot data.<\/p>\n
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\n
Note<\/div>\n<\/dd>\n
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\u2022 Recording can be facilitated using the screen capture function of the PC.<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n<\/td>\n
\n
\u2014<\/div>\n<\/td>\n
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Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
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2<\/div>\n<\/td>\n
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VERIFY RELATED REPAIR INFORMATION OR SERVICE INFORMATION AVAILABILITY<\/div>\n
\u2022 Verify related Service Bulletins, on-line repair information, or Service Information availability.<\/div>\n
\u2022 Is any related Information available?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Perform repair or diagnosis according to the available information.<\/div>\n
\u2022 If the vehicle is not repaired, go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
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3<\/div>\n<\/td>\n
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INSPECT AMBIENT TEMPERATURE SENSOR CONNECTOR FOR MALFUNCTION<\/div>\n
\u2022 Inspect the applicable connector and terminal. (See CONNECTOR INSPECTION<\/a>.)<\/div>\n
\u2022 Are the connector and terminal normal?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
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No<\/div>\n<\/td>\n
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Repair or replace the malfunctioning location and perform the repair completion verification.<\/div>\n<\/td>\n<\/tr>\n
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4<\/div>\n<\/td>\n
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DETERMINE IF AMBIENT TEMPERATURE SENSOR OR WIRING HARNESS MALFUNCTION<\/div>\n
\u2022 Verify that the ambient temperature sensor connector is disconnected.<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/p>\n
\n
\n
Note<\/div>\n<\/dd>\n
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\u2022 Another DTC may be stored by the PCM detecting an open circuit.<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n
\u2022 Measure the voltage at the ambient temperature sensor terminal A (wiring harness-side).<\/div>\n
\u2022 Is the voltage approx. 5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Replace the ambient temperature sensor and perform the repair completion verification.<\/div>\n
(See AMBIENT TEMPERATURE SENSOR REMOVAL\/INSTALLATION [FULL-AUTO AIR CONDITIONER]<\/a>.)<\/div>\n
(See AMBIENT TEMPERATURE SENSOR REMOVAL\/INSTALLATION [MANUAL AIR CONDITIONER]<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
5<\/div>\n<\/td>\n
\n
INSPECT AMBIENT TEMPERATURE SENSOR SIGNAL CIRCUIT FOR SHORT TO GROUND<\/div>\n
\u2022 Inspect the applicable circuit for a short to ground. (See CIRCUIT INSPECTION<\/a>.)<\/div>\n
\u2022 Is the circuit normal?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the malfunctioning location and perform the repair completion verification.<\/div>\n<\/td>\n<\/tr>\n
\n
6<\/div>\n<\/td>\n
\n
INSPECT PCM CONNECTOR FOR MALFUNCTION<\/div>\n
\u2022 Inspect the applicable connector and terminal. (See CONNECTOR INSPECTION<\/a>.)<\/div>\n
\u2022 Are the connector and terminal normal?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the malfunctioning location and perform the repair completion verification.<\/div>\n<\/td>\n<\/tr>\n
\n
7<\/div>\n<\/td>\n
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INSPECT AMBIENT TEMPERATURE SENSOR SIGNAL CIRCUIT AND GROUND CIRCUIT FOR SHORT CIRCUIT<\/div>\n
\u2022 Inspect the applicable circuits for a short circuit. (See CIRCUIT INSPECTION<\/a>.)<\/div>\n
\u2022 Is the circuit normal?<\/div>\n<\/td>\n
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Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the malfunctioning location and perform the repair completion verification.<\/div>\n<\/td>\n<\/tr>\n
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8<\/div>\n<\/td>\n
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INSPECT AMBIENT TEMPERATURE SENSOR FOR MALFUNCTION<\/div>\n
\u2022 Inspect the applicable part. (See AMBIENT TEMPERATURE SENSOR INSPECTION [FULL-AUTO AIR CONDITIONER]<\/a>.) (See AMBIENT TEMPERATURE SENSOR INSPECTION [MANUAL AIR CONDITIONER]<\/a>.)<\/div>\n
\u2022 Is the part normal?<\/div>\n<\/td>\n
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Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the malfunctioning location and perform the repair completion verification.<\/div>\n
(See AMBIENT TEMPERATURE SENSOR REMOVAL\/INSTALLATION [FULL-AUTO AIR CONDITIONER]<\/a>.)<\/div>\n
(See AMBIENT TEMPERATURE SENSOR REMOVAL\/INSTALLATION [MANUAL AIR CONDITIONER]<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
\n
Repair completion verification 1<\/div>\n<\/td>\n
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VERIFY THAT VEHICLE IS REPAIRED<\/div>\n
\u2022 Install\/connect the part removed\/disconnected during the troubleshooting procedure.<\/div>\n
\u2022 Clear the DTC recorded in the memory. (See CLEARING DTC<\/a>.)<\/div>\n
\u2022 Replicate the vehicle conditions at the time the DTC was detected using the following procedure.<\/div>\n
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\n
\u2015 Perform the KOEO or KOER self test. (See DTC INSPECTION<\/a>.)<\/div>\n<\/dd>\n<\/dl>\n
\u2022 Perform the DTC inspection for the PCM. (See DTC INSPECTION<\/a>.)<\/div>\n
\u2022 Is the same Pending DTC present?<\/div>\n<\/td>\n
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Yes<\/div>\n<\/td>\n
\n
Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error.<\/div>\n
(See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [(US)]<\/a>.)<\/div>\n
If the CAN communication is normal, perform the diagnosis from Step 1.<\/div>\n
\u2022 If the malfunction recurs, replace the PCM, then go to the next step. (See PCM REMOVAL\/INSTALLATION [SKYACTIV-G (WITH CYLINDER DEACTIVATION (US))]<\/a>.) (See PCM REMOVAL\/INSTALLATION [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))]<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
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No<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
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Repair completion verification 2<\/div>\n<\/td>\n
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VERIFY IF OTHER DTCs DISPLAYED<\/div>\n
\u2022 Perform the DTC inspection. (See DTC INSPECTION<\/a>.)<\/div>\n
\u2022 Are any other DTCs displayed?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
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Repair the malfunctioning location according to the applicable DTC troubleshooting.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
DTC troubleshooting completed.<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
<\/div>\n
<\/div>\n
<\/div>\n

<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

DTC P0072:00 [PCM (SKYACTIV-G)] SM2334400 id0102t4145900 Outline System malfunction location Ambient temperature sensor circuit low input Detection condition \u2022 The PCM monitors the input signal from the ambient temperature sensor. If the voltage from the ambient temperature sensor is below 0.2 V, the PCM determines that the ambient temperature sensor circuit has a malfunction. Fail-safe \u2022 Not applicable Possible cause \u2022 Ambient temperature sensor connector or terminals malfunction \u2022 Ambient temperature sensor malfunction \u2022 Short […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-8843","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/8843","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/comments?post=8843"}],"version-history":[{"count":0,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/8843\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/media?parent=8843"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}