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MODEL SELECTION INDEX
MY 2005 VZ Series - Service Information
Section 6C1-2Engine Management – V6 – Diagnostics
1 General Information
1.1 Diagnostic System Check
1.2 Diagnostic Trouble Code Tables
Multiple DTC Fault Conditions
1.3 Symptoms Diagnostics
1.4 Diagnostic Trouble Codes
Type A – Emission Related DTCs
Type B – Emission Related DTCs
Conditions for Clearing Type A or Type B DTCs
Type C – Non-Emission Related DTCs
Conditions for Clearing Type C DTCs
Current DTCs
History DTCs
2 Wiring Diagrams and Connector Charts
2.1 Wiring Diagrams
Power Distribution
Generator, Cooling Fans and A/C
Sensors
Sensors and Throttle Control
Camshaft Control – Alloytec190
Camshaft Control and HO2S – Alloytec
HO2S – Alloytec190
Fuel Injectors
Ignition
2.2 Connector Chart
3 Diagnostics Starting Point
3.1 Basic Requirements
Basic Knowledge Required
Basic Tools Required
3.2 Diagnostic Precautions
3.3 Preliminary Checks
3.4 Diagnostic System Check
Description
Test Description
4 Symptoms Diagnostics
4.1 Symptoms Diagnosis Table
4.2 Intermittent Fault Conditions
Description
Diagnostic Table
4.3 Backfire
Description
4.4 Cranks But Does Not Run
Definition
4.5 Cuts Out, Misses
Description
4.6 Detonation/Spark Knock
Description
4.7 Dieseling, Run-on
Description
4.8 Hard Start
Definition
4.9 Hesitation, Sag and Stumble
Description
4.10 Lack of Power, Sluggishness or Sponginess
Description
4.11 Poor Fuel Economy
Description
4.12 Rough, Unstable, Incorrect Idle or Stalling
Description
4.13 Surges / Chuggles
Description
5 Diagnostic Trouble Code Tables
5.1 DTC List
5.2 DTC P0219 Engine Overspeed Condition
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
DTC P0219 Diagnostic Table
5.3 DTC P0645 to P0647 – A/C Relay Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Setting DTC P0645
Conditions for Setting DTC P0646
Conditions for Setting DTC P0647
Conditions for Clearing the DTC
Test Description
DTC P0645 to P0647 Diagnostic Table
5.4 DTC P0532 and P0533 – A/C Refrigerant Pressure Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0532
DTC P0533
Conditions for Clearing the DTC
Test Description
DTC P0532 and P0533 Diagnostic Table
5.5 DTC P2122, P2123, P2127, P2128 and P2138 – APP Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P2122
DTC P2123
DTC P2127
DTC P2128
DTC P2138
Conditions for Clearing DTC
Test Description
DTC P2122, P2123, P2127, P2128 and P2138 Diagnostic Table
5.6 DTC P2227 to P2229 – Barometric Pressure Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P2227
DTC P2228 and P2229
Conditions for Setting the DTC
DTC P2227
DTC P2228
DTC P2229
Conditions for Clearing DTC
Test Description
DTC P2227 to P2229 Diagnostic Table
5.7 DTC P0504 Brake Switch Circuit Malfunction
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Test Description
DTC P0504 Diagnostic Table
5.8 DTC P0008, P0009, P0016 to P0019 – CKP / CMP Position Correlation
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0008 or P0009
DTC P0016, P0017, P0018 or P0019
Conditions for Setting the DTC
DTC P0008
DTC P0009
DTC P0016, P0017, P0018 or P0019
Conditions for Clearing DTC
Test Description
DTC P0008, P0009, P0016 to P0019 Diagnostic Table
5.9 DTC P0335 to P0338 – Crankshaft Position Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0335
DTC P0336
DTC P0337 and P0338
Conditions for Setting the DTC
DTC P0335
DTC P0336
DTC P0337
DTC P0338
Conditions for Clearing DTC
Test Description
DTC P0335 to P0338 Diagnostic Table
5.10 DTC P0704 – Clutch Switch Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
DTC P0704 Diagnostic Table
5.11 DTC P0010, P0013, P0020, P0023, P2088 to P2095 – Camshaft Position Actuator Solenoid Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0010, P0013, P0020, P0023, P2088, P2090, P2092 or P2094
DTC P2089, P2091, P2093, or P2095
Conditions for Setting the DTC
DTC P0010, P0013, P0020 or P0023
DTC P2088, P2090, P2092 or P2094
DTC P2089, P2091, P2093 or P2095
Conditions for Clearing DTC
Test Description
DTC P0010, P0013, P0020, P0023, P2088 to P2095 Diagnostic Ta
5.12 DTC P0341 to P0343, P0346 to P0348, P0366 to P0368, P0391 to P0393 - Camshaft Position Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0342 or P0347
DTC P0367 or P0392
DTC P0341, P0346, P0366 or P0391
DTC P0343 or P0348
DTC P0368 or P0393
Conditions for Clearing the DTC
Test Description
DTC P0341 to P0343, P0346 to P0348, P0366 to P0368, P0391 to P0393 Diagnostic Table
5.13 DTC P0011, P0014, P0021, P0024, P1011 to P1014 – Camshaft Position System Performance or Park Position
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0011, P0014, P0021 and P0024
DTC P1011, P1012, P1013 and P1014
Conditions for Setting the DTC
DTC P0011, P0014, P0021 or P0024
DTC P1011, P1012, P1013 and P1014
Conditions for Clearing DTC
DTC P0011, P0014, P0021 and P0024
DTC P1011, P1012, P1013 and P1014
Test Description
DTC P0011, P0014, P0021, P0024, P1011 to P1014 Diagnostic Table
5.14 DTC P0480, P0481, P0691 to P0694 – Cooling Fan Relay Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0480
DTC P0481
DTC P0691
DTC P0692
DTC P0693
DTC P0694
Conditions for Clearing DTC
DTC P0480, P0481, P0691 to P0694 Diagnostic Table
5.15 DTC P0601, P0602, P0604 and P0606 – ECM Internal Circuit, Programming or Memory Fault
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0601
DTC P0602 and P0606
DTC P0604
Conditions for Setting the DTC
DTC P0601
DTC P0602
DTC P0604
DTC P0606
Conditions for Clearing the DTC
DTC P0601, P0602, P0604 and P0606 Diagnostic Table
5.16 DTC P0116, P0117, P0118, P0125 and P1258 – Engine Coolant Temperature Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0116
DTC P0117, P0118 and P1258
DTC P00125
Conditions for Setting the DTC
DTC P0116
DTC P0117
DTC P0118
DTC P0125
DTC P1258
Conditions for Clearing the DTC
Test Description
DTC P0116, P0117, P0118, P0125 and P1258 Diagnostic Table
5.17 DTC P0560, P0562 and P0563 Engine Control Module System Voltage
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0560
DTC P0562
DTC P0563
Conditions for Clearing the DTC
DTC P0560, P0562 and P0563 Diagnostic Table
5.18 DTC P0685 to P0687 – Engine Control Relay Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Test Description
DTC P0685 to P0687 Diagnostic Table
5.19 DTC P1845 – Engine Torque Reduction Malfunction
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Test Description
DTC P1845 Diagnostic Table
5.20 P0521 to P0523 – Engine Oil Pressure Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
P0521
P0522
P0523
Conditions for Clearing DTC
Test Description
P0521 to P0523 Diagnostic Table
5.21 DTC P0196, P0197 and P0198 – Engine Oil Temperature Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0196
DTC P0197
DTC P0198
Conditions for Clearing DTC
Test Description
DTC P0196, P0197 and P0198 Diagnostic Table
5.22 DTC P0443, P0458 and P0459 – Evaporative Emission Purge Solenoid Valve Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0443 and P0458
DTC P0459
Conditions for Setting the DTC
DTC P0443
DTC P0458
DTC P0459
Conditions for Clearing the DTC
Test Description
DTC P0443, P0458 and P0459 Diagnostic Table
5.23 DTC P0627 to P0629 – Fuel Pump Relay Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Test Description
DTC P0627 to P0629 Diagnostic Table
5.24 DTC P0201 to P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P076 and P0277 - Fuel Injector Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0201,P0202, P0203, P0204, P0205 or P0206
DTC P0261, P0264, P0267, P0270, P0273 and P0276
DTC P0262, P0265, P0268, P0271, P0274 and P0277
Conditions for Clearing the DTC
Test Description
DTC P0201 to P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, P0277 Diagnostic Table
5.25 DTC P0625 and P0626 – Generator F-Terminal Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0625
DTC P0626
Conditions for Setting the DTC
DTC P0625
DTC P0626
Conditions for Clearing DTC
DTC P0625 and P0626 Diagnostic Table
5.26 DTC P1668, P2500 and P2501 – Generator L Terminal Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P1668
DTC P2500
DTC P2501
Conditions for Setting the DTC
DTC P1668
DTC P2500
DTC P2501
Conditions for Clearing DTC
DTC P1668, P2500 and P2501 Diagnostic Table
5.27 DTC P0112 and P0113 – Intake Air Temperature Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0112
DTC P0113
Conditions for Clearing the DTC
Test Description
DTC P0112 and P0113 Diagnostic Table
5.28 DTC P0351 to P0356, P2300, P2301, P2303, P2304, P2306, P2307, P2309. P2310, P2312, P2313, P2315 and P2316 - Ignition Coil Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0351, P0352, P0353, P0354, P0355 or P0356
DTC P2300, P2303, P2306, P2309, P2312 or P2315
DTC P2301, P2304, P2307, P2310, P2313 and P2316
Conditions for Clearing the DTC
Test Description
DTC P0351 to P0356, P2300, P2301, P2303, P2304, P2306, P2307, P2309, P2310, P2315, P2313, P2315 and P2316 Diagnostic Table
5.29 DTC P0513, P0633, P1629, P1632, P1677, P1678 and P1679 - Immobiliser Signal
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
P0513
P0633
P1629
P1632
P1677
P1678
P1679
Conditions for Clearing the DTC
DTC P0513, P1629, P1632, P0633, P1677, P1678, P1679 Diagnostic Table
5.30 DTC P1648 – Wrong Security Code Entered
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Action Taken When the DTC Sets
Conditions for Clearing the DTC
Test Description
DTC P1648 Diagnostic Table
5.31 DTC P0327, P0328, P0332 and P0333 – Knock Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0327 and P0332
DTC P0328 or P0333
Conditions for Setting the DTC
DTC P0327 and P0332
DTC P0328 and P0333
Conditions for Clearing DTC
Test Description
DTC P0327, P0328, P0332 and P0333 Diagnostic Table
5.32 DTC P0324 – Knock Sensor Module Performance
DTC Description
Circuit Description
Test One
Test Two
Test Three
Additional Information
Conditions for Running the DTC
Condition One
Condition Two
Condition Three
Conditions for Setting the DTC
Conditions for Clearing the DTC
Test Description
DTC P0324 Diagnostic Table
5.33 DTC P0101 to P0103 – MAF Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0101
DTC P0102
DTC P0103
Conditions for Setting the DTC
DTC P0101
DTC P0102
DTC P0103
DTC P0101 to P0103 Diagnostic Table
5.34 DTC P0030 to P0032, P0036 to P0038, P0050 to P0052 and P0056 to P0058 - O2 Sensor Heater Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0030, P0036, P0050 or P0056
DTC P0031, P0037, P0051 or P0057
DTC P0032, P0038, P0052 or P0058
Conditions for Clearing the DTC
Test Description
DTC P0030 to P0032, P0036 to P0038, P0050 to P0052 and P0056 to P0058 Diagnostic Table
5.35 DTC P0130 to P0132, P0135, P0137, P0138, P0140, P0141, P0150 to P0152, P0155, P0157, P0158, P0160, P0161, P2243, P2247, P2270 to P2273, P2297, P2298 - O2 Sensor Reference Circuit
DTC Description
Circuit Description
Alloytec Engine O2 Sensor 1 or Alloytec190 Engine O2 Sensor
Alloytec190 Engine O2 Sensor 1
Additional Information
Conditions for Running the DTC
DTC P0130, P0131, P0132, P0137, P0138, P0140, P0150, P0151 o
DTC P0135 and P0155
DTC P0137 and P0157
DTC P0138 and P0158
DTC P0140 and P0160
DTC P0141 and P0161
DTC P2243 and P2247
DTC P2270 and P2272
DTC P2297 and P2298
Conditions for Setting the DTC
DTC P0130 and P0150
DTC P0131 and P0151
DTC P0132 and P0152
DTC P0135 and P0155
DTC P0137 and P0157
DTC P0138 and P0158
DTC P0140 and P0160
DTC P0141 and P0161
DTC P2243 and P2247
DTC P2270 and P2272
DTC P2271 and P2273
DTC P2297 and P2298
Conditions for Clearing the DTC
DTC P0130 to P0132, P0135 to P0138, P0140, P0141, P0150 to P0152, P0155, P0157, P0158, P0160, P0161, P2243, P2247, P2270 to P2273, P2297, P2298 Diagnostic Table
5.36 DTC P2237 to P2242, P2626 and P2629 – O2 Sensor Pumping Current Control Circuit, Alloytec190
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P2237, P2238, P2239, P2240, P2241 and P2242
DTC P2626 and P2629
Conditions for Setting the DTC
DTC P2237, P2238, P2239, P2240, P2241 or P2242
DTC P2626 or P2629
Conditions for Clearing the DTC
Test Description
DTC P2237 to P2242, P2626 and P2629 Diagnostic Table
5.37 DTC P0053 and P0059 – O2 Sensor Internal Heater Resistance Range / Performance, Alloytec190
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
DTC P0053 and P0059 Diagnostic Table
5.38 DTC P2231, P2232, P2234, P2235, P2251, P2254 – O2 Sensor Signal Circuit Shorted to Heater Control Circuit, Alloytec 190
DTC Description
Circuit Description
O2 Sensor 1
O2 Sensor 2
Additional Information
Conditions for Running the DTC
DTC P2231 or P2234
DTC P2232 and P2235
DTC P2251 and P2254
Conditions for Setting the DTC
DTC P2231 or P2234
DTC P2232 or P2235
DTC P2251 or P2254
Conditions for Clearing the DTC
DTC P2231, P2232, P2234, P2235, P2251, P2254 Diagnostic Table
5.39 DTC P0040 and P0041 – O2 Sensor Signal Not Plausible Bank 1 / Bank 2
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
DTC P0040 and P0041 Diagnostic Table
5.40 DTC P0850 – Park / Neutral Signal Circuit Incorrect Signal
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
DTC P0850 Diagnostic Table
5.41 DTC U0001 – No Communication with CAN Bus (High Speed)
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Test Description
DTC U0001 Diagnostic Table
5.42 DTC U0155 and U0423 – Serial Data Communication Circuit, PIM
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Test Description
DTC U0155 and U0423 Diagnostic Table
5.43 DTC P0864 and U0101 – Serial Data Communication Circuit, TCM
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Test Description
DTC P0864 and U0101 Diagnostic Table
5.44 DTC U0121 and U0415 Serial Data Communication Circuit, ABS / TC / ESP
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Test Description
DTC U0121 and U0415 Diagnostic Table
5.45 DTC P0615 to P0617 – Starter Relay Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
Test Description
DTC P0615 to P0617 Diagnostic Table
5.46 DTC P2107 – Throttle Control Malfunction
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
DTC P2107 Diagnostic Table
5.47 DTC P2105 – Throttle Control Forced Engine Shutdown
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
DTC P2105 Diagnostic Table
5.48 P0506, P0507, P0638, P1551, P2100, P2101, P2119 and P2176 - Throttle Actuator Control Motor Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P0506 and P0507
DTC P0638
DTC P2100
DTC P2101
DTC P1551, P2119 and P2176
Conditions for Setting the DTC
DTC P0506
DTC P0507
DTC P0638
DTC P1551
DTC 2100
DTC P2101
DTC P2119
DTC P2176
Conditions for Clearing DTC
Test Description
P0506, P0507, P0638, P1551, P2100, P2101, P2119 and P2176 Dianostic Table
5.49 DTC P0700 – Malfunction Indicator Request from Transmission Control Module
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
DTC P0700 Diagnostic Table
5.50 DTC P0121 to P0123, P0221 to P0223 – Throttle Position Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0121
DTC P0122
DTC P0123
DTC P0221
DTC P0222
DTC P0223
Conditions for Clearing the DTC
Test Description
DTC P0121 to P0123, P0221 to P0223 Diagnostic Table
5.51 DTC P0500 – Vehicle Speed Sensor Circuit Malfunction, Manual Transmission
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
Conditions for Clearing the DTC
DTC P0500 Diagnostic Table
5.52 DTC P0461 to P0463 – Fuel Level Sensor Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
Conditions for Setting the DTC
DTC P0461
DTC P0462
DTC P0463
Conditions for Clearing the DTC
DTC P0461, P0462 or P0463 Diagnostic Table
5.53 DTC P2008, P2009 and P2010 – Intake Manifold Runner Control Circuit
DTC Description
Circuit Description
Additional Information
Conditions for Running the DTC
DTC P2008, P2009 and P2010
Conditions for Setting the DTC
DTC P2008
DTC P2009
DTC P2010
Conditions for Clearing the DTC
Test Description
DTC P2008, P2009 and P2010 Diagnostic Table
6 Tech 2 Data Lists
6.1 Data Display
6.2 Actuator Tests List