{"id":8941,"date":"2022-03-10T20:30:43","date_gmt":"2022-03-10T20:30:43","guid":{"rendered":"https:\/\/www.hexorcism.com\/19BP\/sm2334547\/"},"modified":"2022-03-10T20:30:43","modified_gmt":"2022-03-10T20:30:43","slug":"sm2334547","status":"publish","type":"page","link":"https:\/\/www.hexorcism.com\/19BP\/sm2334547\/","title":{"rendered":"DTC P2123:00 [PCM (SKYACTIV-G)]"},"content":{"rendered":"
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DTC P2123:00 [PCM (SKYACTIV-G)]<\/h3>\n<\/div>\n

SM2334547<\/p>\n

<\/p>\n
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id0102t4708400<\/p>\n



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

Outline<\/p>\n

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

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APP sensor No.1 circuit high 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 voltage from APP sensor No.1. If the input voltage at the PCM terminal 2BN is above 4.9 V<\/span>, the PCM determines that the APP sensor No.1 circuit input voltage is high.<\/div>\n<\/td>\n<\/tr>\n
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Fail-safe<\/span><\/div>\n<\/td>\n
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\u2022 Regulates the upper limit of the APP sensor output.<\/div>\n<\/td>\n<\/tr>\n
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Possible cause<\/span><\/div>\n<\/td>\n
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\u2022 APP sensor connector or terminals malfunction<\/div>\n
\u2022 PCM connector or terminals malfunction<\/div>\n
\u2022 APP sensor No.1 malfunction<\/div>\n
\u2022 Short to power supply in APP sensor No.1 signal circuit<\/div>\n
\u2022 Open circuit in APP sensor No.1 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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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
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\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
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Yes<\/div>\n<\/td>\n
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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
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No<\/div>\n<\/td>\n
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Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
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3<\/div>\n<\/td>\n
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DETERMINE IF APP SENSOR No.1 OR WIRING HARNESS MALFUNCTION<\/div>\n
\u2022 Access the APP1 PID using the M-MDS. (See PID\/DATA MONITOR INSPECTION<\/a>.)<\/div>\n
\u2022 Verify the APP1 PID value.<\/div>\n
\u2022 Is the APP1 PID value 5 V<\/span> or B+<\/span>?<\/div>\n<\/td>\n
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Yes<\/div>\n<\/td>\n
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Go to Step 7.<\/div>\n<\/td>\n<\/tr>\n
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No<\/div>\n<\/td>\n
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Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
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4<\/div>\n<\/td>\n
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INSPECT APP 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
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Yes<\/div>\n<\/td>\n
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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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5<\/div>\n<\/td>\n
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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
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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
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Repair or replace the malfunctioning location and perform the repair completion verification.<\/div>\n<\/td>\n<\/tr>\n
\n
6<\/div>\n<\/td>\n
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INSPECT APP SENSOR No.1 FOR MALFUNCTION<\/div>\n
\u2022 Inspect the applicable part. (See ACCELERATOR PEDAL POSITION (APP) SENSOR INSPECTION [SKYACTIV-G (WITH CYLINDER DEACTIVATION (US))]<\/a>.) (See ACCELERATOR PEDAL POSITION (APP) SENSOR INSPECTION [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))]<\/a>.)<\/div>\n
\u2022 Is the part normal?<\/div>\n<\/td>\n
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Yes<\/div>\n<\/td>\n
\n
Go to repair completion verification.<\/div>\n<\/td>\n<\/tr>\n
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No<\/div>\n<\/td>\n
\n
Repair or replace the malfunctioning location and perform the repair completion verification.<\/div>\n
(See ACCELERATOR PEDAL REMOVAL\/INSTALLATION [SKYACTIV-G (WITH CYLINDER DEACTIVATION (US))]<\/a>.)<\/div>\n
(See ACCELERATOR PEDAL REMOVAL\/INSTALLATION [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))]<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
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7<\/div>\n<\/td>\n
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INSPECT APP SENSOR No.1 SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the APP sensor connector.<\/div>\n
\u2022 Access the APP1 PID using the M-MDS. (See PID\/DATA MONITOR INSPECTION<\/a>.)<\/div>\n
\u2022 Verify the APP1 PID value.<\/div>\n
\u2022 Is the APP1 PID value 5 V<\/span> or B+<\/span>?<\/div>\n<\/td>\n
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Yes<\/div>\n<\/td>\n
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Inspect the signal circuit for a short to power supply.<\/div>\n
(See CIRCUIT INSPECTION<\/a>.)<\/div>\n
\u2022 Repair or replace the malfunctioning location and perform the repair completion verification.<\/div>\n<\/td>\n<\/tr>\n
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No<\/div>\n<\/td>\n
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Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
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8<\/div>\n<\/td>\n
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INSPECT APP SENSOR No.1 GROUND CIRCUIT FOR OPEN CIRCUIT<\/div>\n
\u2022 Inspect the applicable circuit for open 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
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Replace the accelerator pedal and perform the repair completion verification.<\/div>\n
(See ACCELERATOR PEDAL REMOVAL\/INSTALLATION [SKYACTIV-G (WITH CYLINDER DEACTIVATION (US))]<\/a>.)<\/div>\n
(See ACCELERATOR PEDAL REMOVAL\/INSTALLATION [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))]<\/a>.)<\/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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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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\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
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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
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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
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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
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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 P2123:00 [PCM (SKYACTIV-G)] SM2334547 id0102t4708400 Outline System malfunction location APP sensor No.1 circuit high input Detection condition \u2022 The PCM monitors the input voltage from APP sensor No.1. If the input voltage at the PCM terminal 2BN is above 4.9 V, the PCM determines that the APP sensor No.1 circuit input voltage is high. Fail-safe \u2022 Regulates the upper limit of the APP sensor output. Possible cause \u2022 APP sensor connector or terminals malfunction […]<\/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-8941","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/8941","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=8941"}],"version-history":[{"count":0,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/8941\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/media?parent=8941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}