1998 JAGUAR X308 Workshop Manual

Page 1593 of 2490

JAGUAR X308 1998 2.G Workshop Manual  With EM012 and EM023 disconnected, measure the 
resistance between EM012/022 and EM023/004. 1 
Is the resistance < 0.5 OHM? 
Yes GO to E14  
No  Inspect harness / connecto rs EM012, and EM023 for 
co

Page 1594 of 2490

JAGUAR X308 1998 2.G Workshop Manual  With EM010 and EM012 disconnected, measure the 
voltage between EM010/023 and EM012/014 1 
Is the voltage 0 (zero) V? 
Yes GO to E15  
No  Inspect harness / connecto rs EM010, EM012, and EM023 
for c

Page 1595 of 2490

JAGUAR X308 1998 2.G Workshop Manual  With EM010 and EM012 disconnected, measure the 
voltage between EM010/023 and EM012/022. 1 
Is the voltage 0 (zero) V? 
Yes GO to E16  
No  Inspect harness / connecto rs EM010, EM012 and EM023 
for c

Page 1596 of 2490

JAGUAR X308 1998 2.G Workshop Manual  Ignition switch to position 0 1 
Remove EMS fuse F14. 2 
Disconnect EM010 and EM015. 3 
Using a link lead, bridge EM010/016 and EM010/022. 4 
Measure the voltage between EM010/023 and 
EM015/001. 5

Page 1597 of 2490

JAGUAR X308 1998 2.G Workshop Manual Pinpoint test F: P0153 
 With EM010 and EM015 disconnected, measure the 
voltage between EM010/023 and EM015/001. 1 
Is the voltage B+? 
Yes Remove link lead and reconnect all connectors. 
GO to E18

Page 1598 of 2490

JAGUAR X308 1998 2.G Workshop Manual  Connect the scan tool 1 
Have the DTC(s) and freeze frame data been recorded? 
Yes  GO to F2  
F2: CHECK FOR LOW EXHAUST TEMPERATURE
Check the engine and exhaust  system for normal running 
temperatu

Page 1599 of 2490

JAGUAR X308 1998 2.G Workshop Manual  Run the engine for a period to warm the sensor and then 
maintain a steady speed of  approximately 2500 rpm. 1 
Measure the voltage between EM023/003 and 
EM023/004. 2 
Is the voltage between 600mV a

Page 1600 of 2490

JAGUAR X308 1998 2.G Workshop Manual Yes GO to F7  
No  Renew O2 sensor. Reconnect plug(s) 
GO to F8  
F7: CHECK FOR O2 SENSOR FAILURE
 With the conditions held as in  F6, run the engine at 1500 
rpm for approximately 2 minutes. 1 
Does