Chrysler Voyager 2000 GS Instruction Download Page 6

(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was
recorded.

(G) Generator Lamp Illuminated

P0307 (M)

CYLINDER #7 MISFIRE

Misfire detected in cylinder #7

P0308 (M)

CYLINDER #8 MISFIRE

Misfire detected in cylinder #8.

P0309 (M)

CYLINDER #9 MISFIRE

Misfire detected in cylinder #9.

P0310 (M)

CYLINDER #10 MISFIRE

Misfire detected in cylinder #10.

P0320

No Crank Referance Signal at PCM

No reference signal (crankshaft position sensor) detected

during engine cranking.

P0325

Knock Sensor #1 Circuit

Knock sensor (#1) signal above or below minimum

acceptable threshold voltage at particular engine speeds.

P0330

Knock Sensor #2 Circuit

Knock sensor (#2) signal above or below minimum

acceptable threshold voltage at particular engine speeds.

P0340 (M)

No Cam Signal At PCM

No fuel sync

P0350

Ignition Coil Draws Too Much

Current

A coil (1-5) is drawing too much current.

P0351 (M)

Ignition Coil # 1 Primary Circuit

Peak primary circuit current not achieved with maximum

dwell time.

P0352 (M)

Ignition Coil # 2 Primary Circuit

Peak primary circuit current not achieved with maximum

dwell time.

P0353 (M)

Ignition Coil # 3 Primary Circuit

Peak primary circuit current not achieved with maximum

dwell time.

P0354 (M)

Ignition Coil # 4 Primary Circuit

Peak primary circuit current not achieved with maximum

dwell time (High Impedance).

P0355 (M)

Ignition Coil # 5 Primary Circuit

Peak primary circuit current not achieved with maximum

dwell time (High Impedance).

P0356 (M)

Ignition Coil # 6 Primary Circuit

Peak primary circuit current not achieved with maximum

dwell time (high impedance).

P0357

Ignition Coil # 7 Primary Circuit

Peak primary circuit current not achieved with maximum

dwell time (high impedance).

P0358

Ignition Coil # 8 Primary Circuit

Peak primary circuit current not achieved with maximum

dwell time (high impedance).

P0401 (M)

EGR System Failure

Required change in air/fuel ration not detected during

diagnostic test.

P0403 (M)

EGR Solenoid Circuit

An open or shorted condition detected in the EGR

solenoid control circuit.

P0404 (M)

EGR Position Sensor Rationality

EGR position sensor signal does not correlate to EGR

duty cycle.

P0405 (M)

EGR Position Sensor Volts Too Low

EGR position sensor input below the acceptable voltage

range.

P0406 (M)

EGR Position Sensor Volts Too High

EGR position sensor input above the acceptable voltage

range.

P0412

Secondary Air Solenoid Circuit

An open or shorted condition detected in the secondary

air (air switching/aspirator) solenoid control circuit.

P0420 (M)

1/1 Catalytic Converter Efficiency

Catalyst 1/1 efficiency below required level.

P0432 (M)

1/2 Catalytic Converter Efficiency

Catalyst 2/1 efficiency below required level.

P0441 (M)

Evap Purge Flow Monitor

Insufficient or excessive vapor flow detected during

evaporative emission system operation.

25 - 6

EMISSION CONTROL SYSTEMS

NS

DESCRIPTION AND OPERATION (Continued)

Summary of Contents for Voyager 2000 GS

Page 1: ...or mance of EGR system The software was rewritten to enable the PCM to carry out the responsibilities to meet these required guidelines The PCM now contains a Task Manager OPERATION The Powertrain Con...

Page 2: ...fer to Misfire Monitoring in this section Additionally the PCM may reset turn off the MIL when one of the following occur PCM does not detect the malfunction for 3 con secutive trips except misfire an...

Page 3: ...able range detected during reading of barometric pressure at key on P0107 M Map Sensor Voltage Too Low MAP sensor input below minimum acceptable voltage P0108 M Map Sensor Voltage Too High MAP sensor...

Page 4: ...Sensor Shorted To Voltage Oxygen sensor input voltage maintained above normal operating range P0145 1 3 O2 Sensor Slow Response Oxygen sensor response slower than minimum required switching frequency...

Page 5: ...on detected in control circuit for injector 2 or the INJ 2 injector bank P0203 M Injector 3 Control Circuit An open or shorted condition detected in control circuit for injector 3 or the INJ 3 injecto...

Page 6: ...dance P0355 M Ignition Coil 5 Primary Circuit Peak primary circuit current not achieved with maximum dwell time High Impedance P0356 M Ignition Coil 6 Primary Circuit Peak primary circuit current not...

Page 7: ...Failure Incorrect input state detected for the power steering switch circuit PL High pressure seen at high speed P0600 M PCM Failure SPI Communications No communication detected between co processors...

Page 8: ...The overdrive solenoid is unable to engage the gear change from 3rd gear to the overdrive gear P0801 Reverse Gear Lockout Circuit Open or Short An open or shorted condition detected in the transmissi...

Page 9: ...leak P1388 Auto Shutdown Relay Control Circuit An open or shorted condition detected in the ASD or CNG shutoff relay control ckt P1389 No ASD Relay Output Voltage At PCM No Z1 or Z2 voltage sensed wh...

Page 10: ...erature sensor input above acceptable voltage P1493 M G Ambient Batt Temp Sen Volts Too Low External temperature sensor input below acceptable voltage P1494 M Leak Detection Pump Sw or Mechanical Faul...

Page 11: ...the control module P1697 M PCM Failure SRI Mile Not Stored Unsuccessful attempt to update Service Reminder Indicator SRI or EMR mileage in the control module EEPROM P1698 M No CCD J1850 Message From...

Page 12: ...and a vacuum operated valve The EGR monitor is used to test whether the EGR system is operating within specifications The diagnostic check activates only during selected engine driving conditions Whe...

Page 13: ...n which catalyst damage is likely to occur the MIL flashes and a DTC is stored in a Freeze Frame The engine defaults to open loop operation to prevent increased fuel flow to the cylinders Once misfire...

Page 14: ...off idle For example if a Purge Free cell is labeled PFC1 it would hold the value for Adaptive Memory cell C1 under non purge condi tions If all Purge Free Cells are less than a certain per centage an...

Page 15: ...checks will be performed After passing the leak detection phase of the test system pressure is maintained by turning on the LDP s solenoid until the purge system is activated Purge activation in effe...

Page 16: ...A driving cycle that consists of engine start up and engine shut off Once the above conditions occur the PCM is con sidered to have passed a warm up cycle Due to the conditions required to extinguish...

Page 17: ...S MONITOR DESCRIPTION Effective control of exhaust emissions is achieved by an oxygen feedback system The most important element of the feedback system is the O2S The O2S is located in the exhaust pat...

Page 18: ...or the Oxygen Sensor Monitor if an of the fol lowing are present Oxygen Sensor Heater Monitor Priority 1 Misfire Monitor Priority 2 OXYGEN SENSOR HEATER MONITOR DESCRIPTION If there is an oxygen senso...

Page 19: ...ondition can be detected from the behavior of the downstream O2S When the efficiency drops no chemical reaction takes place This means the con centration of oxygen will be the same downstream as upstr...

Page 20: ...oblems However problems with these systems may cause the PCM to store diagnostic trou ble codes for other systems or components For exam ple a fuel pressure problem will not register a fault directly...

Page 21: ...s a result of spread connec tor pins HIGH AND LOW LIMITS OPERATION The PCM compares input signal voltages from each input device with established high and low limits for the device If the input voltag...

Page 22: ...nto the combustion chambers during certain operating conditions All engines use a proportional purge system The PCM controls vapor flow by operating the purge sole noid Refer to Proportional Purge Sol...

Page 23: ...cavity This permits the spring to drive the diaphragm which forces air out of the pump cavity and into the vent system When the solenoid is energized and de ener gized the cycle is repeated creating f...

Page 24: ...ystem leak testing A pressure build up within the evaporative system may cause pressure on the lower side of the LDP dia phragm This will cause the LDP diaphragm to remain in its up position stuck in...

Page 25: ...pring and pull the plunger to the top of the valve Fig 7 In this position there is minimal vapor flow through the valve During periods of moderate intake manifold vac uum the plunger is only pulled pa...

Page 26: ...st cradle under the steering gear Fig 9 1 Raise and support vehicle on a hoist 2 Push locking tab on connector to unlock Fig 10 3 Push down on connector latch and pull connec tor from pump 4 Remove ho...

Page 27: ...s proportionally with combustion temperature To reduce the emission of these oxides the cylinder temperature must be lowered The sys tem allows a predetermined amount of hot exhaust gas to recirculate...

Page 28: ...ting bolts 3 Clean all gasket surfaces and discard old gas kets Check for any signs of leakage or cracked sur faces Repair or replace as necessary INSTALLATION 1 Install EGR valve and new gasket on in...

Page 29: ...ove EGR tube flange nuts from exhaust manifold Fig 5 2 Remove EGR valve nuts at intake manifold Remove EGR tube 3 Clean all gasket surfaces and discard old gas kets Check for any signs of leakage or c...

Page 30: ...exhaust manifolds 2 Tighten mounting bolts to 22 N m 200 in lbs torque SPECIAL TOOLS EMISSION CONTROL SYSTEM Fig 7 EGR Tube 3 3 3 8L 1 EET TRANSDUCER 2 OXYGEN SENSOR 3 EGR TUBE 4 EGR VALVE Hose Clamp...

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