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Diagnostic Module S320 (1996)

DIAGNOSTIC TROUBLE CODE LIST

DTC Possible Cause Test step/Remedy
P0101 Mass or volume air flow circuit range/performance problem
(Hot film MAF sensor (B2/5)
See TESTS W/CODES - HFM-SFI SYSTEM article
P0105 Manifold absolute pressure implausible 11.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 10.0-11.1)
P0111 Intake air temperature circuit range/performance problem
(IAT sensor (B17))
See TESTS W/CODES - HFM-SFI SYSTEM article
P0116 Engine coolant temperature circuit range/performance problem
(ECT sensor (B11/3))
See TESTS W/CODES - HFM-SFI SYSTEM article
P0125 Insufficient coolant temperature for closed loop fuel control Engine coolant temperature sensor (B11/3)
P0131 O2S 1 (before TWC) (G3/2) circuit low voltage 4.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 3.0-5.0)
P0132 O2S 1 (before TWC) (G3/2) circuit high voltage 4.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 3.0-5.0)
P0133 O2S 1 (before TWC) (G3/2) circuit slow response Damage to TWC
4.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 3.0-5.0)
P0134 O2S 1 (before TWC) (G3/2) circuit no activity detected 4.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 3.0-5.0)
P0135 O2S 1 (before TWC) (G3/2) heater circuit malfunction See TESTS W/CODES - HFM-SFI SYSTEM article
P0138 O2S 2 (after TWC) (G3/1) circuit high voltage 5.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 3.0-5.0)
P0141 O2S 2 (after TWC) (G3/1) heater circuit malfunction See TESTS W/CODES - HFM-SFI SYSTEM article
P0170 Fuel trim malfunction (self-adaptation of fuel mixture) Unmetered air, injectors (Y62), Diaphragm pressure regulator, Hot film mass air flow sensor (B2/5), Engine wear (reset self-adaptation after repairs. See TESTS W/CODES - HFM-SFI SYSTEM article
P0200 Injector circuit malfunction See TESTS W/CODES - HFM-SFI SYSTEM article
P030x TWC protection single cylinder misfire
(Single cylinder ignition misfire within 200 engine revolutions)
See TESTS W/CODES - HFM-SFI SYSTEM
P030x FTP standards single cylinder misfire
(Single cylinder ignition misfire within 1000 engine revolutions)
See TESTS W/CODES - HFM-SFI SYSTEM
P030x I/M test single cylinder misfire
(Single cylinder ignition misfire within 1000 engine revolutions)
See TESTS W/CODES - HFM-SFI SYSTEM
P0300 TWC protection random cylinder misfire
(Random cylinder ignition misfire within 200 engine revolutions)
See TESTS W/CODES - HFM-SFI SYSTEM article
P0300 FTP standards random cylinder misfire
(Random cylinder ignition misfire within 1000 engine revolutions)
See TESTS W/CODES - HFM-SFI SYSTEM article
P0300 I/M test Random cylinder misfire
(Random cylinder ignition misfire within 1000 engine revolutions)
See TESTS W/CODES - HFM-SFI SYSTEM article
P0325 Knock sensor 1; control range and stop See TESTS W/CODES - HFM-SFI SYSTEM article
P0326 Knock sensor 1; circuit performance See TESTS W/CODES - HFM-SFI SYSTEM article
P0327 Knock sensor 1; sensor signal See TESTS W/CODES - HFM-SFI SYSTEM article
P0335 CKP sensor circuit malfunction See TESTS W/CODES - HFM-SFI SYSTEM article
P0341 CMP sensor (L5/1) or camshaft Hall-effect sensor (B6/1) See TESTS W/CODES - HFM-SFI SYSTEM article
P0400 Exhaust gas recirculation flow malfunction 38.0 - 40.0, see SEQUENTIAL MULTIPORT FUEL INJECTION SYSTEM TESTS 38.0-39.0 & SEQUENTIAL MULTIPORT FUEL INJECTION SYSTEM TESTS 40.0-44.0
P0412 Secondary air injection (AIR) system switching valve/circuit malfunction
Model 129, 140: AIR pump switchover valve (Y32) and electromagnetic AIR pump clutch (Y33)
Model 210: AIR pump switchover valve (Y32) and AIR relay module (K17)
See TESTS W/CODES - HFM-SFI SYSTEM article
P0420 Catalyst system efficiency below threshold Catalyst converter (physical damage)
P0441 EVAP without function (logic chain) 9.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 8.0-9.0)
P0443 Evaporative emission control system (EVAP) purge control valve circuit malfunction (Purge control valve (Y58/1) See TESTS W/CODES - HFM-SFI SYSTEM article
P0500 Vehicle speed signal implausible See TESTS W/CODES - HFM-SFI SYSTEM article
P0501 Vehicle speed implausible Engine control module (N3/4)
P0505 Idle control system malfunction See TESTS W/CODES - ELECTRONIC ACCELERATOR CONTROLS and/or appropriate CRUISE CONTROL SYSTEMS article
P0507 Idle control system RPM higher than expected See TESTS W/CODES - ELECTRONIC ACCELERATOR CONTROLS and/or appropriate CRUISE CONTROL SYSTEMS article
P0510 CTP information: Air mass implausible See TESTS W/CODES - ELECTRONIC ACCELERATOR CONTROLS and/or appropriate CRUISE CONTROL SYSTEMS article
P0600 Serial communication link malfunction (CAN) 13.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Step 13.0)
P1131 O2S 1 (before TWC) (G3/2) circuit short circuit 4.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 3.0-5.0)
P1132 O2S 1 (before TWC) (G3/2) circuit "rich" stop Unmetered air, Damage to TWC or O2S
P1137 O2S 2 (after TWC) (G3/1) circuit short circuit 5.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 3.0-5.0)
P1138 O2S 2 (after TWC) (G3/1) operating condition 5.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 3.0-5.0)
P1170 Short term fuel trim (self-adaptation of fuel mixture Unmetered air, injectors (Y62), Diaphragm pressure regulator, Hot film mass air flow sensor (B2/5), Engine wear (reset self-adaptation after repairs. See TESTS W/CODES - HFM-SFI SYSTEM article
P1335 Engine speed signal TNA from diagnostic module (OBD II) not received 6.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 6.0-7.0)
P1336 CKP sensor signal Magnet coding on segment See TESTS W/CODES - HFM-SFI SYSTEM article
P1337 Engine speed signal TNA not transmitted from engine control module See TESTS W/CODES - HFM-SFI SYSTEM article
P1340 CMP sensor (L5/1) or camshaft Hall-effect sensor (B6/1) monitoring signal from engine control module (N3/4) 7.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 6.0-7.0)
P1341 Adjustable camshaft timing solenoid (Y49) without function (Logic chain) 32.0, see SEQUENTIAL MULTIPORT FUEL INJECTION SYSTEM TESTS 32.0-34.0
P1342 Electrical activation of adjustable camshaft timing solenoid (Y49) See TESTS W/CODES - HFM-SFI SYSTEM article
P1400 Electrical activation of the EGR switchover valve (Y27) See TESTS W/CODES - HFM-SFI SYSTEM article
P1411 Secondary air injection system incorrect flow detected Hose lines, AIR pump, AIR shut-off valve
P1443 Electrical activation of purge flow switchover valve (Y27/6) 8.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 8.0-9.0)
P1444 Pressure switchover without function (logic chain) 10.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 10.0-11.1)
P1700 Transmission upshift delay switchover valve (Y3/3) without function (Logic chain) Upshift delay switchover valve (Y3/3), A/T control pressure cable adjustment (see SMS)
P1701 Electrical activation of upshift delay switchover valve (Y3/3) See TESTS W/CODES - HFM-SFI SYSTEM article
P1711 Electrical activation of resonance intake manifold switchover valve (Y22/6) See TESTS W/CODES - HFM-SFI SYSTEM article
P1740 Full load information: Load implausible See TESTS W/CODES - ELECTRONIC ACCELERATOR CONTROLS and/or appropriate CRUISE CONTROL SYSTEMS article
P1741 Full load information: Throttle valve position implausible See TESTS W/CODES - ELECTRONIC ACCELERATOR CONTROLS and/or appropriate CRUISE CONTROL SYSTEMS article
P1750 Diagnostic module (N59/1) voltage supply from circuit 30 to low 1.0, see ELECTRICAL SYSTEM TESTS - Section 23 (Steps 1.0-2.1)