Service Code Definition Charts
WARNING: This page is about a different variant/trim than selected.
2-DIGIT SERVICE CODE DEFINITION CHART
| DTC (1) | DIAGNOSTIC TROUBLE CODE DEFINITION | ||
|---|---|---|---|
| 11 orc | System PASS | ||
| 12 r | Cannot control rpm during Self-Test high rpm check | ||
| 13 r | Cannot control rpm during Self-Test low rpm check | ||
| 14 c | PIP circuit failure | ||
| 14 c | Engine rpm (RPM) sensor circuit fault (Diesel) | ||
| 15 c | PCM Read Only Memory (ROM) test failed | ||
| 15 c | PCM Keep Alive Memory (KAM) test failed | ||
| 18 r | SPOUT circuit open | ||
| 18 c | Loss of IDM input to PCM/SPOUT circuit grounded | ||
| 19 o | Failure in PCM internal voltage | ||
| 21 or | Engine Cooling Temperature (ECT) sensor out of Self-Test range | ||
| 22 orc | Manifold Absolute Pressure (MAP) sensor out of Self-Test range | ||
| 22 orc | BARO sensor out of Self-Test range (Diesel) | ||
| 23 orc | Throttle Position (TP) Sensor out of Self-Test range | ||
| 24 or | Intake Air Temperature (IAT) sensor out of Self-Test Range | ||
| 25 r | Knock not sensed during Dynamic Response Test | ||
| 26 or | Transmission Oil Temp (TOT) out of Self-Test range | ||
| 29 c | Insufficient input from Programmable Speedometer/ Odometer Module (PSOM) | ||
| 31 orc | EVP circuit below minimum voltage | ||
| 32 orc | EVP voltage below closed limit | ||
| 33 rc | EGR valve opening not detected | ||
| 33 c | Throttle Position (TP) sensor noisy, harsh on line (Diesel) | ||
| 34 orc | EVP voltage above closed limit | ||
| 35 orc | EVP circuit above maximum voltage | ||
| 41 r | System indicates lean | ||
| 41 c | No HO2S switching detected | ||
| 42 r | System indicates rich | ||
| 43 c | Throttle Position (TP) sensor below idle spec (Diesel) | ||
| 44 r | Secondary air system inoperative | ||
| 45 r | Secondary air upstream during Self-Test | ||
| 46 r | Secondary air not bypassed during Self-Test | ||
| 47 o | 4 x 4 switch is closed | ||
| 49 c | 1-2 shift error | ||
| 51 oc | ECT indicated -40°C (-40°F)/circuit open | ||
| 52 o | Power Steering Pressure (PSP) switch circuit open | ||
| 52 r | PSP circuit did not change states | ||
| 53 oc | TP above maximum voltage | ||
| 54 oc | IAT indicated -40° (-40°F)/circuit open | ||
| 56 oc | Transmission Oil Temp (TOT) indicated -40°C (-40°F) circuit open | ||
| 59 c | 2-3 shift error | ||
| 61 oc | ECT indicated 123°C(254°F)/circuit grounded | ||
| 62 c | Torque Converter Clutch error | ||
| 63 oc | TP circuit below minumum voltage | ||
| 64 oc | IAT indicated 123°C(254°F)/circuit grounded | ||
| 65 r | Transmission Control Switch (TCS) circuit did not change states | ||
| 66 oc | Transmission Oil Temp. (TOT) indicated 143°C(290°F) /circuit grounded | ||
| 67 o | Park/Neutral Position (PNP) switch circuit open; A/C ON (Manual) | ||
| 67 oc | Manual Lever Position (MLP) sensor out of range; A/C/ ON | ||
| 68 c | Transmission Oil Temp (TOT) transmission over temp (over-heated) (Diesel) | ||
| 69 c | 3-4 shift error | ||
| 72 r | Insufficient MAP change during Dynamic Response Test | ||
| 73 r | Insufficient TP change during Dynamic Response Test | ||
| 74 rc | Brake On/Off (BOO) circuit open - not actuated during Self-Test | ||
| 77 r | Operator error Dynamic Response Test | ||
| 81 o | Secondary Air Injectoion Diverter (AIRD) circuit failure | ||
| 82 o | Secondary Air Injection Bypass (AIRB) circuit failure | ||
| 84 o | EGR Vacuum Regulator (EVR) circuit failure | ||
| 85 o | Canister Purge (CANP) circuit failure | ||
| 87 oc | Primary fuel pump circuit failure | ||
| 91 o | Shift Solenoid 1 (SS1) circuit failure | ||
| 92 o | Shift Solenoid 2 (SS2) circuit failure | ||
| 93 o | Coast Clutch Solenoid (CCS) circuit failure | ||
| 94 o | Torque Converter Clutch (TCC) solenoid circuit failure | ||
| 95 oc | Fuel pump circuit open - PCM to motor ground | ||
| 96 oc | Fuel pump circuit open - battery to PCM | ||
| 97 o | Transmission Control Indicator Lamp (TCIL) circuit failure | ||
| 98 r | Hard fault present | ||
| 98 o | Electronic Pressure Control (EPC) driver open in PCM (Diesel) | ||
| 99 oc | Electronic Pressure Control (EPC) circuit failure | ||
| NO DTCS | Unable to Self-Test or unable to output to DTCs | ||
| DTCs Not Listed | DTCs being displayed are not applicable to the vehicle being tested | ||
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3-DIGIT SERVICE CODE DEFINITION CHART
| DTC | DIAGNOSTIC TROUBLE CODE DEFINITION |
|---|---|
| 111 | System Pass |
| 112 | Intake Air Temp. (IAT) sensor circuit below minimum voltage/254°F indicated |
| 113 | Intake Air Temp. (IAT) sensor circuit above maximum voltage/-40°F indicated |
| 114 | Intake Air Temp. (IAT) higher or lower than expected |
| 116 | Engine Coolant Temp. (ECT) higher or lower than expected |
| 117 | Engine Coolant Temp. (ECT) sensor circuit below minimum voltage/254°F indicated |
| 118 | Engine Coolant Temp. (ECT) sensor circuit above maximum voltage/-40°F indicated |
| 121 | Closed throttle voltage higher or lower than expected |
| 121 | Indicates throttle position voltage inconsistent with the MAF sensor |
| 122 | Throttle Position (TP) sensor circuit below minimum voltage |
| 123 | Throttle Position (TP) sensor circuit above maximum voltage |
| 124 | Throttle Position (TP) sensor voltage higher than expected |
| 125 | Throttle Position (TP) sensor voltage lower than expected |
| 126 | MAP/BARO sensor higher or lower than expected |
| 128 | MAP sensor vacuum hose damaged/disconnected |
| 129 | Insufficient MAP/Mass Air Flow (MAF) change during dynamic response test KOER |
| 136 | System indicates lean (Bank #2) |
| 137 | System indicates rich (Bank #2) (KOER) |
| 157 | Mass Air Flow (MAF) sensor circuit below minimum voltage |
| 158 | Mass Air Flow (MAF) sensor circuit above maximum voltage |
| 159 | Mass Air Flow (MAF) higher or lower than expected |
| 167 | Insufficient throttle position change during dynamic reponse test |
| 171 | Fuel system at adaptive limits (Bank #1) |
| 172 | System indicates lean (Bank #1) |
| 173 | System indicates rich (Bank #1) |
| 175 | Fuel system at adaptive limits (Bank #2) |
| 176 | System indicates lean (Bank #2) |
| 177 | System indicates rich (Bank #2) |
| 179 | Fuel system at lean adaptive limit at part throttle, system rich (Bank #1) |
| 181 | Fuel system at rich adaptive limit at part throttle, system lean (Bank #1) |
| 184 | Mass Air Flow (MAF) higher than expected |
| 185 | Mass Air Flow (MAF) lower than expected |
| 186 | Injector pulse width higher than expected (with BARO sensor) |
| 186 | Injector pulse width higher or MAF lower than expected (without BARO sensor) |
| 187 | Injector pulse width lower than expected (with BARO sensor) |
| 187 | Injector pulse width lower or MAF higher than expected (without BARO sensor) |
| 188 | Fuel system at lean adaptive limit at part throttle, system rich (Bank #2) |
| 189 | Fuel system at rich adaptive limit at part throttle, system lean (Bank #2) |
| 211 | Profile Ignition Pickup (PIP) circuit failure |
| 212 | Loss of Ignition Diagnostic Monitor (IDM) input to PCM/SPOUT circuit grounded |
| 213 | SPOUT circuit open |
| 214 | Cylinder Identification (CID) circuit failure |
| 215 | PCM detected coil 1 primary circuit failure (EI) |
| 216 | pcm detected coil 2 primary circuit failure (EI) |
| 217 | PCM detected coil 3 primary circuit failure (EI) |
| 218 | Loss of Ignition Diagnostic Motor (IDM) signal - left side (dual plug EI) |
| 222 | Loss of Ignition Diagnostic Motor (IDM) signal - right side (dual plug EI) |
| 223 | Loss of Dual Plug Inhibit (DPI) control (dual plug EI) |
| 224 | PCM detected 1, 2, 3 or 4 primary circuit failure (dual plug EI) |
| 225 | Knock not sensed during dynamic response test KOER |
| 226 | Ignition Diagnostic Monitor (IDM) signal not received (EI) |
| 232 | PCM detected 1, 2, 3 or 4 primary circuit failure (EI) |
| 311 | Secondary Air Injection (AIR) system inoperative during KOER (Bank #1 w/dual HO2S) |
| 312 | Secondary Air Injection (AIR) misdirected during KOER |
| 313 | Secondary Air Injection (AIR) not bypassed during KOER |
| 327 | EGR (EVP/PFE/DPFE) circuit below minimum voltage |
| 328 | EGR (EVP) closed valve voltage lower than expected |
| 332 | Insufficient EGR flow detected |
| 334 | EGR (EVP) closed valve voltage higher than expected |
| 335 | EGR(PFE) sensor voltage lower than expected during KOEO |
| 336 | Exhaust pressure high/EGR (PFE) circuit voltage higher than expected |
| 337 | EGR(EVP/PFE) circuit above maximum voltage |
| 341 | Octane adjust service pin open |
| 411 | Cannot control RPM during KOER low RPM check |
| 412 | Cannot control RPM during KOER high RPM check |
| 452 | Insufficient input from Vehicle Speed Sensor (VSS) to Powertrain Control Module (PCM) |
| 511 | PCM Read Only Memory (ROM) test failure KOEO |
| 512 | PCM Keep Alive Memory (KAM) test failure |
| 513 | PCM internal voltage failure (KOEO) |
| 519 | Power Steering Pressure (PSP) switch circuit open KOEO |
| 521 | Power Steering Pressure (PSP) switch circuit did not change states KOER |
| 522 | Vehicle not in PARK or NEUTRAL during KOEO (%) |
| 528 | Clutch Pedal Position (CPP) switch circuit failure |
| 536 | Brake On/Off (BOO) circuit failure/not actuated during KOER |
| 538 | Insufficient RPM change during KOER dynamic response test |
| 538 | Invalid cylinder balance test due to throttle movement during test |
| 538 | Invalid cylinder balance test due to CID circuit failure |
| 539 | A/C on/Defrost on during KOEO |
| 542 | Fuel pump circuit open - PCM to motor ground |
| 543 | Fuel pump circuit open - battery to Powertrain Control Module (PCM) |
| 551 | Idle Air Control (IAC) circuit failure KOEO |
| 552 | Secondary Air Injection Bypass (AIRB) circuit failure KOEO |
| 553 | Secondary Air Injection Diverter (AIRD) circuit failure KOEO |
| 556 | Fuel pump relay primary circuit failure |
| 558 | EGR Vacuum Regulator (EVR) circuit failure |
| 565 | Canister Purge (CANP) circuit failure KOEO |
| 566 | 3-4 shift solenoid circuit failure KOEO (A4LD) |
| 569 | Auxiliary Canister Purge (AUX-CANP) circuit failure |
| 617 | 1-2 shift error |
| 618 | 2-3 shift error |
| 619 | 3-4 shift error |
| 621 | Shift Solenoid 1 (SS1) circuit failure KOEO |
| 622 | Shift Solenoid 2 (SS2) circuit failure KOEO |
| 624 | Electronic Pressure Control (ECP) circuit failure |
| 625 | Electronic Pressure Control (ECP) driver open in PCM |
| 626 | Coast Clutch Solenoid (CCS) circuit failure KOEO |
| 628 | Excessive torque converter clutch slippage |
| 629 | Torque Converter Clutch (TCC) solenoid circuit failure |
| 631 | Transmission Control Indicator Lamp (TCIL) circuit failure KOEO |
| 632 | Transmission Control Switch (TCS) circuit did not change states during KOER |
| 633 | 4 x 4L switch closed during KOEO |
| 634 | Manual Lever Position (MLP) voltage higher or lower than expected |
| 636 | Transmission Oil Temp (TOT) higher or lower than expected |
| 637 | Transmission Oil Temp (TOT) sensor circuit above maximum voltage/-40°F indicated |
| 638 | Transmission Oil Temp (TOT) sensor circuit below minimum voltage/ 290°F indicated |
| 639 | Insufficient input from Transmission Speed Sensor |
| 654 | Manual Lever Position (MLP) sensor indicating not in PARK during Self-Test |
| 655 | Manual Lever Position (MLP) sensor indicating not in NEUTRAL during Self-Test |
| 656 | Torque Converter Clutch slippage error |
| 998 | Hard fault present - FMEM MODE |